White mockup, blank rectangular card display, portrait of a smiling Saudi Arab woman wearing a black abaya, holding an identification card in her hand, an Emirati Gulf woman looking at the camera with gestures of happiness and pleasure, explaining the importance of personal identity, full-length body, white background.
Concern with external appearance, the concept of femininity and elegance, a portrait of a smiling, veiled Saudi Arabian Gulf woman wearing a blue abaya, standing straight and looking to the side with coherent hand movements, full-length body portrait, black background
Looking at the camera with gestures of pleasure, portrait of a smiling Saudi Gulf Arab man wearing a traditional thobe and shemagh, opening his palm up and pointing to an item, full-length portrait of the body, gray background
Buy new clothes and accessories, follow the latest fashion and fashion by wearing colorful modern abayas with international sunglasses, camera gestures, Portrait of two smiling Arab Gulf Saudi companions, Colorful background
The concept of femininity and softness, elegant women’s abayas and clothing, a close-up photo of a veiled Saudi Arabian Gulf businesswoman wearing a black embroidered abaya looking at the camera with self-confidence gestures
The use of paper napkins during sneezing, feeling tired and sick, infection with virus Corona Kovid 19, a portrait close to an Emirati Gulf Arab woman wearing a winter coat, a young Saudi woman who feels sick, face gestures and hands indicating sneezing,
Standing in front of the camera and looking confidently in preparation to take a souvenir photo. Portrait of a smiling Saudi Arabian Gulf girl in casual attire. Gestures and facial expressions indicating happiness and pleasure. Full-length body image, bla
Glad looks and expressions, modern and elegant veiled fashion, the concept of elegance and interest in external appearance, close-up portrait of a smiling Emirati Gulf Arab woman wearing a modern hijab and abaya and looking at the camera with gestures of self-confidence, a young Saudi woman standing with clasped hands, white background
The concept of elegance and attention to external appearance, femininity and softness, highlighting Saudi beauty with hijabs and modern clothes in black, a close-up photo of a Saudi Arabian Gulf woman wearing a hijab and burqa looking at the camera, background of traffic in the streets
Looking at the camera with crossed hand gestures, the concept of elegance and concern for external appearance, standing upright and self-confident, portrait of a Saudi Arabian Gulf woman wearing the hijab and traditional abaya, standing upright, full-length body portrait, black background
Use of explanatory panels, an empty square white board, advertisements, promotions and marketing offers, a portrait of a smiling Saudi Arabian Gulf woman wearing a hijab and a blue abaya, holding a white square mockup in her hand, pointing to it with her index finger, looking at the camera, full body portrait, balck background.
A Saudi Gulf Arab woman puts her hand on her stomach waiting for the arrival of her baby, preserving her health and the health of her child, taking care of the health of the fetus, the concept of pregnancy and childbirth, a close-up portrait of a young Emirati woman wearing a black abaya looking at the camera with enthusiastic gestures, white background.
Presentation of mobile applications, e-marketing using technology and technology, a close-up portrait of a smiling Saudi Arabian Gulf woman wearing a hijab, holding a mobile phone with a blank black screen, looking at the camera, a gray background
Portrait of a veiled Saudi Arabian Gulf woman, wearing a black abaya, hand gestures pointing at something, using the sense of touch to move the holographic elements, clicking on something, white background
The concept of managing projects remotely, looking at the camera with happy expressions, writing down data and notes, using modern technical devices, a portrait of a smiling Saudi Gulf Arab woman wearing a hijab and a blue abaya, completing work tasks via a tablet, full body portrait, black background
Facial gestures indicating astonishment and joy at receiving gifts and congratulations, portrait of a veiled Saudi Arabian Gulf woman wearing a blue abaya holding wrapped gift boxes in her hands, full-length body portrait, holidays, occasions and happy surprises, black background
Pointing to something, a Saudi woman looking at the camera with pleasure gestures, expressions of confirmation and specifying a specific place, portrait of a smiling Emirati Gulf Arab woman wearing a black abaya, raising her index finger to choose, full-length body portrait, white background
Having fun simulating the imaginary world, interacting and moving holographic elements using the sense of touch, a close-up portrait of an elderly veiled Saudi Arabian Gulf woman wearing an abaya, looking up, pointing with her fingers at something with astonished gestures, full body portrait, gray background.
World Breast Cancer Awareness Day, portrait of a smiling Saudi Arabian Gulf woman, veiled, wearing an abaya, pointing with her index finger to the logo of the Global Campaign to Challenge Malignant Diseases, full-length body image, gray background, sensitive content, sensitive use
Self-expression, highlighting personal identity, an identification card for students and employees, a portrait of a veiled Saudi Arabian Gulf woman, smiling, holding her ID card in her hand, a blank white card with a black ribbon, self-confidence gestures, a full-length body photo, a black background.
Tapping on the screen using the sense of touch, feeling the pleasure of simulating the imaginary world, interacting and moving holographic elements, a close-up portrait of an elderly Saudi Arabian Gulf woman wearing an abaya and veil, looking up, pointing her fingers at something with astonished gestures, gray background.
Standing straight and pointing, gestures of confirmation and identification, Emirati woman looking at camera with expressions of happiness and pleasure, close-up portrait of smiling Saudi Arabian Gulf woman wearing hijab and black abaya raising her index finger to choose, pink background
Following precautionary measures to prevent the Corona virus, a close-up portrait of a veiled Arab Gulf Emirati woman wearing a mask standing with coherent hand gestures and looking at the camera, health awareness to avoid the spread of infection, maintaining safety from Covid 19, white background
Following safety measures to prevent infection, being careful of the spread of the Corona virus, close-up portrait of an Arab Gulf Emirati couple wearing gloves and masks to protect themselves from the transmission of the disease, preventing and avoiding hands from touching germs, full body image, white background
Staying up late at night, a young Saudi woman feeling lazy, lethargic and exhausted, needing sleep and rest, close-up portrait of a veiled Arab Gulf Emirati woman wearing a black abaya, placing her hands under her head with sleepy and tired gestures, white background.
Standing upright and self-confident, a personal photo for official documents, a close-up portrait of a smiling Saudi Gulf Arab young man wearing the traditional Saudi shemagh and thobe, looking at the camera with gestures of pleasure and happiness, white background.
High-end women’s Islamic veils and clothes, the concept of softness and femininity, a close-up portrait of an Arab Gulf Saudi Muslim bride wearing an embroidered and decorated bridal veil and looking at the camera, paying attention to her external appearance, gray background
Displaying an empty square white board, using explanatory boards, advertisements and marketing presentations, a close-up portrait of a veiled, smiling, elderly Saudi Arabian Gulf woman wearing an abaya, holding a white square mock-up in her hand, looking at the camera with gestures of pleasure and joy, gray background.
Elegance and attention to external appearance, personal photos for official documents, the concept of masculinity and self-confidence, a close-up portrait of a Saudi Gulf Arab man wearing a shemagh and traditional dress, looking at the camera with an expression of pleasure, gray background
The concept of acceptance and approval, a sign of excellence and quality, a portrait of a smiling, veiled Arab Gulf Emirati woman wearing a black abaya, raising her hand with gestures indicating admiration and satisfaction, full-length body, white background.
Portrait of a Saudi Arabian Gulf woman wearing the abaya and veil, facial and hands gestures indicating intense screaming, crying, anger and excitement, feeling annoyed, desire for revenge, oppression from loss, nervousness, white background.
The concept of searching and exploring around the world, pointing to a specific place on the map and looking at one of the continents, a portrait of an elderly Saudi Arabian Gulf woman wearing a hijab and a black abaya sitting on a comfortable sofa made of luxurious leather, holding a globe in her hand and pointing to it, gray background
Paying attention to external appearance, standing up straight to take a personal photo for official documents, the concept of softness and femininity, a close-up portrait of a smiling, veiled Saudi Gulf Arab woman looking at the camera with gestures of self-confidence, gray background
The use of paper napkins during sneezing, feeling tired and sick, infection with virus Corona Kovid 19, a portrait close to an Emirati Gulf Arab woman wearing a winter coat, young Saudi woman feels ill, gray background
Feeling anxious and depressed, a side portrait of a Gulf Arab Emirati young woman wearing a black abaya, placing her hands over her eyes sadly, losing and losing something, a Saudi woman standing with gestures of crying and oppression, hearing sad news, full-length body portrait, white background
Feeling disappointed and upset, regretting something, Portraba of an old Saudi Arabian Gulf woman wearing the abaya and hijab, placing her hands on her face with gestures indicating sadness and frustration, full-body portrait, gray background.
Making a phone call, expressions of happiness and pleasure, portrait of a veiled Saudi Gulf Arab woman wearing a pink abaya raising her hand with calling gestures, concept of chats and conversations, full-length body image, gray background, sensitive content, sensitive use
High-end veiled fashion, the concept of femininity, softness, and attention to external appearance, a close-up photo of a veiled Saudi Arabian Gulf woman wearing an abaya and wearing a crown, looking at the camera with gestures of self-confidence, standing next to the car.
Looking at the camera with expressions of joy and pleasure, writing down data and notes, using modern technical devices, a portrait of a veiled Saudi Arabian Gulf woman wearing a blue abaya, completing work tasks via a tablet, the concept of remote project management, full body image, black background
Caring about appearance, modern and elegant veiled fashion, the concept of femininity and softness, strong Arab features, portrait of a veiled Saudi Gulf Arab young woman wearing an abaya adjusting her dress, looking at the camera with gestures of joy and pleasure, gray background
Looking at the camera with gestures of self-confidence, good hospitality and reception among Arabs, the concept of femininity and softness, attention to external appearance, a close-up portrait of a Saudi Gulf Arab woman wearing the hijab and black abaya, holding an antique coffee pot in her hand, white background.
A close-up of a Saudi Arabian Gulf woman wearing an abaya and veil, hand gestures indicating intense screaming, anger and excitement, feeling annoyed, desire for revenge, oppression from loss, nervousness, white background.
Elegance and attention to external appearance, modern fashion, portrait of a smiling Saudi Arabian Gulf woman holding a women’s bag in her hand, looking at something with gestures of pleasure, the concept of softness and femininity, brown background
Modern and elegant veiled fashion, the concept of femininity and softness, interest in external appearance, strong Arab features, close-up portrait of a young Saudi Arabian Gulf woman wearing an abaya and hijab, putting her hand on her chin with gestures of thinking, looking at the camera with expressions of concentration, gray background
Advertisements and marketing offers, use of explanatory panels, a close-up portrait of a Saudi Gulf Arab man wearing the shemagh and the Saudi thobe, holding a gray square mock-up in his hand, looking at the camera with happy gestures, gray background, sensitive content, sensitive use
Trying to find a solution to something, gestures of confusion and anxiety, contemplating, concentrating and planning for the future, a close-up portrait of a veiled Saudi Gulf woman, placing her hand on her chin and looking away with thought and contemplation, looking absently at some place, an Emirati Arab woman wearing a black abaya, white background
Expressions of self-confidence, modern and elegant veiled fashion, the concept of elegance and interest in external appearance, a portrait of a veiled Arab Gulf Emirati woman wearing an abaya and looking at something with gestures of firmness and seriousness, a young Saudi woman standing with crossed hands, a full body image, a white background
Expressions of rejection and abstention, the command to stop doing something, a portrait of an Arab Gulf Emirati woman from Hajj wearing a black abaya, raising her hands with gestures indicating prohibition, feeling annoyed and angry, an elegant young Saudi woman, white background.
Attention to the outward appearance, facial gestures indicating self-confidence, a close-up portrait of a veiled Saudi Arab Gulf woman wearing the traditional Saudi dress and looking at the camera, a white background.
The concept of joy in achieving something, a young Saudi woman, close-up portrait of a smiling veiled Arab Gulf Emirati woman wearing the black abaya, raising her hands with enthusiastic gestures, white background
Facial gestures indicating self-confidence, interest in outward appearance, close-up portrait of a veiled Saudi Arab Gulf woman wearing traditional Saudi dress and looking at the camera, white background.
Illustrations and educational tools, young Saudi woman looking at the camera with a serious expression, marketing offers and advertisements, portrait of an Arab Gulf Emirati woman wearing a hijab and an abaya holding an empty white rectangular board in her hands, white rectangular mockup, full body image, white background
Professionalism in the profession of photography, the art of documenting moments, a portrait of a smiling Saudi Arabian Gulf woman wearing a colorful abaya and holding a high-resolution camera in her hand, taking memorial photos, innovative photography techniques, full-length body portrait, black background
Receiving shocking news, a portrait of a veiled Saudi Arabian Gulf woman wearing an abaya, looking with gestures of shock and frustration, surprise at something, astonishment, shock and astonishment,
The concept of femininity and elegance, concern for external appearance, a portrait of a veiled Saudi Arabian Gulf woman wearing a black abaya, standing upright and self-confident with crossed hand gestures, full-length body portrait, gray background
Expressions of astonishment and fear, astonishment and shock at something happening, close-up portrait of a veiled Saudi Gulf Arab woman wearing a white abaya, placing her hands on her face with gestures indicating astonishment, gray background
Modern modern veiled fashion, the concept of softness and femininity, a close-up image of a smiling Saudi Arabian Gulf woman wearing the hijab looking at the camera with gestures of seriousness and self-confidence, interest in elegance and external appearance
Facial gestures indicating happiness and pleasure, concern and care for the outward appearance, a close-up portrait of a veiled Arab Gulf Emirati woman wearing a black abaya, smiling and standing straight in front of the camera, hands folded, against a wh
Discomfort upon hearing bad news, falling into a calamity, looking at the camera with expressions of astonishment, shock and astonishment at seeing something, portrait of an Arab Emirati Gulf man wearing a kandora and ghutra, placing his hands on his head with an expression of astonishment and astonishment, full-length body portrait, white background.
Protecting oneself from external harm, terror, panic, and fear of something, a portrait of a Saudi Arabian Gulf woman wearing an abaya and hijab, raising her palms up and looking at the camera with gestures of fear and a request to cease and desist, full-length body, gray background, sensitive use, sensitive content
Astonishment and surprise at something, the concept of softness, femininity and elegance, a portrait of a smiling Saudi Arabian Gulf woman, veiled and wearing the blue abaya, standing straight and raising her hands upwards with astonished gestures, full-length body portrait, black background
Take advantage of the offers and discounts of white Friday, looking at the camera with the expressions of enthusiasm for shopping and the acquisition of supplies and gifts, a portrait for a veiled Arab Gulf Arab woman who wears a black cloak carrying with her hand colored bags with gestures of pleasure and happiness, a picture of the entire body, black background
Gestures of excellence and quality, the concept of acceptance and approval, an elegant young Saudi woman, a portrait of a smiling veiled Arab Gulf Emirati woman wearing a black abaya, raising her thumb with an expression of admiration and satisfaction, full body portrait, white background
Expressions and gestures of amazement and pleasure, watching the joyful news on social media, portrait for an Arab Gulf Saudi woman wearing a blue veil and cloak holding her hand mobile phone, chatting and communicating with communication with friends online, fully body image, black background
Expressions of surprise and amazement, feeling annoyed to see the sudden and shocking news via mobile, portrait for a veiled Arab Gulf woman who wears a blue cloak that uses a mobile phone, the body image with full length, black background
Portrait of a Saudi Arabian Gulf woman wearing an abaya and veil, facial and hands gestures indicating astonishment, amazement, surprise at something, shock and amazement, astonishment, white background.
Dealing with infants gently, standing in front of the bed and looking at the infant, the concept of motherhood and childhood, playing with children with affection and care, a close-up portrait of a smiling Saudi Arabian Gulf woman wearing an abaya carrying her little girl and caressing her with love and tenderness, black background
The need to visit a doctor, seeking treatment and assistance, an Emirati Arab woman wearing a black abaya, tooth decay and gingivitis, a portrait of a veiled Saudi Gulf woman placing her hand on her cheek with a toothache gesture, full-length body, white background
The concept of femininity, softness, and concern for external appearance, a close-up portrait of a veiled Saudi Gulf Arab woman looking at the camera with gestures of self-confidence, 3D photographs, a personal photo for official documents, gray background.
Portrait from the side of a veiled Saudi Arabian Gulf woman wearing a black abaya, standing straight, photo session, Saudi girl standing confidently, white background
Displaying a personal identification card, a blank white rectangular card, advertising cards and marketing offers, a close-up portrait of a veiled, elderly Saudi Arabian Gulf woman, smiling, wearing a black abaya, looking at the camera, holding a blank white sheet of paper in her hands, a gray background.
Femininity, softness, and attention to external appearance, taking a personal photo for official documents, sophisticated modern veiled fashion, close-up portrait of a veiled Saudi Gulf Arab woman wearing the niqab and modern abaya and looking at the camera with gestures of pleasure and self-confidence, white background
Migraine pain and migraine, the need for calm and comfort among elderly people, Portrabah, of an elderly Saudi Arabian Gulf woman wearing an abaya and hijab, placing her hand on her head with gestures indicating pain and fatigue, feeling of headache and headache, image of the entire body, gray background.
Looking at the camera with gestures of pleasure, portrait of a smiling Saudi Gulf Arab man wearing a traditional thobe and shemagh, opening his palm up and pointing to an item, full-length portrait of the body, gray background
Preventing and avoiding hands from touching germs, following safety measures to prevent infection, taking precautions against disease transmission, a Saudi woman being careful about the spread of the Corona virus, a portrait of a close-up Arab Gulf Emirati woman wearing a hijab and an abaya taking off and changing gloves, white background
Empty billboards, standing confidently and looking at the camera with a smile, portrait of a veiled Saudi Gulf Arab young woman wearing the colorful abaya, holding a white square mock-up in her hand with gestures of joy and happiness, gray background, sensitive content, sensitive use
Looking at the camera with gestures of self-confidence, wearing modern fashion, the concept of femininity, softness, and attention to external appearance, a close-up of an elderly Saudi Gulf Arab woman sitting in a comfortable chair.
Elegance and attention to external appearance, the concept of handsomeness and masculinity, taking personal photos for official documents, a close-up portrait of a smiling Saudi Gulf Arab man wearing a shemagh and traditional thobe, standing with crossed hands looking at the camera with expressions of pleasure and self-confidence, black background
Softness, femininity and attention to external appearance, taking a personal photo for official documents, sophisticated modern veiled fashion, close-up portrait of a veiled Saudi Arabian Gulf woman wearing the niqab and modern abaya and looking at the camera with gestures of pleasure and self-confidence, white background
Interacting and moving holographic elements, enjoying simulating the imaginary world, tapping on the screen using the sense of touch, a portrait of an old Saudi Arabian Gulf woman wearing an abaya and hijab, looking up, pointing with her fingers at something, a full-body photo, gray background.
Concern about appearance, concept of femininity and softness, modern and elegant veiled fashion, strong Arab features, close-up portrait of a young Saudi Arabian Gulf woman wearing an abaya and hijab, putting her hand on her chin with gestures of thinking, looking at the camera with expressions of concentration, gray background
Looking at something with expressions of astonishment and thinking, contemplating and planning for the future, portrait of a Saudi Gulf Arab young man wearing a shemagh and traditional dress, placing his hand on his waist and looking up with gestures of observation at a specific thing, full-body portrait, gray background
The concept of femininity and softness, elegance and attention to external appearance, a close-up portrait of a smiling Saudi Gulf Arab woman wearing a hijab looking at the camera with gestures of self-confidence and pleasure, modern women’s hijab, pink background
Documenting happy moments, taking a souvenir selfie via mobile phone, preserving her health and the health of her child, taking care of the health of the fetus, the concept of pregnancy and childbirth, a Saudi Gulf Arab woman placing her hand on her stomach, a close-up portrait of a young Emirati woman holding a mobile phone in her hand, white background.
Gestures of surprise and astonishment, a feeling of happiness and pleasure upon hearing the good news, a close-up portrait of a veiled Saudi Arabian Gulf woman looking at the camera, placing her hands on her head with an expression of astonishment, astonishment that something has happened, gray background
Expressions of admiration and praise for something beautiful, questioning and questioning why a certain thing happened, portrait of a smiling Saudi Gulf Arab young man wearing a shemagh and traditional dress, raising his palms and looking at the camera with gestures of pleasure, full-length body portrait, gray background.
Standing straight and looking at the camera, spontaneous movements indicating something, a portrait of twin girls, two Saudi Gulf Arab women wearing the hijab and abaya, the hottest of them pointing with her index finger at her sister and the other in confusion, full-length body portrait, colored background.
Prevent and avoid hands from touching germs, be careful of the spread of the Corona virus, follow safety measures to prevent infection, portrait of an Arab Gulf Emirati couple wearing gloves and masks to protect against the transmission of the disease, full body image, white background
Using tissues while sneezing, feeling tired and sick, contracting the Coronavirus Covid-19, portrait of a veiled Saudi Arabian Gulf woman wearing a pink abaya, facial and hand gestures indicating sneezing, gray background, sensitive content, sensitive use
Self-confidence gestures, personal card for students and employees, self-expression, highlighting personal identity, portrait of a veiled Saudi Gulf Arab woman, smiling, wearing a blank white card with a blue ribbon and looking at the camera, full-length body photo, black background
The concept of softness, elegance, elegance and femininity, attention to external appearance, a portrait of a smiling veiled Saudi Arabian Gulf woman wearing a formal uniform, looking at the camera with self-confidence gestures, modern modern veiled fashion, colorful background
Extreme screaming and nervous expressions, portrait of a veiled Arab Gulf Emirati woman wearing a black abaya, placing her hands on her head with angry gestures, a Saudi woman feeling remorse for doing something, falling into a calamity, psychological illnesses and a failed life, full-length body, white background
The concept of early detection of breast cancer, a portrait of a smiling veiled Saudi Arabian Gulf woman wearing a colorful abaya, holding the pink logo of the global campaign to challenge malignant diseases in her hand and looking at the camera forcefully, full-length body portrait, gray background, sensitive content, sensitive use
Signs and hand movements indicating this place (here), looking at the camera, identifying a specific location with gestures of pleasure and happiness, a portrait of a Saudi Gulf Arab man wearing a casual outfit pointing with his fingers upward, a full-length body photo, a black background.
A smiling Saudi Arabian Gulf girl wearing an abaya and hijab, looking at something with expressions of pleasure and joy, hiking in the open air, sophisticated modern veiled fashion, the concept of femininity, softness, and concern for external appearance, desert nature background.
Praise and thanks be to God, side portrait of a veiled Saudi Arab woman wearing a black abaya, raising her hands with gestures of supplication and supplication, the concept of asking for help and forgiveness, an Emirati Gulf woman wishing to fulfill wishes, full-length body, white background
The concept of caring about external appearance, looking at the camera with expressions of self-confidence, a portrait of a veiled Saudi Arab woman wearing a black abaya, standing with shoulder-to-shoulder hand movements, a smiling Emirati Gulf woman placing her palms on her arms with gestures of pleasure, full-length body, white background
A young Saudi woman looks at the camera with gestures of intensity and seriousness, paying attention to her outward appearance, a close-up portrait of a veiled Arab Gulf Emirati woman wearing a black abaya, standing with clasped hands, full-length body, white background.
The concept of femininity and elegance, attention to external appearance, a young Saudi woman looking at a place with gestures of firmness and seriousness, expressions of self-confidence, a portrait from the side of a veiled Arab Gulf Emirati woman wearing a black abaya, standing with clasped hands, white background.
Gestures of self-confidence, attention to external appearance, the concept of femininity, elegance and softness, a portrait of a smiling Saudi Arabian Gulf woman, veiled and wearing a blue abaya, standing straight and looking at a camera with crossed hand movements, full-length body portrait, black backgroun
Gestures of fatigue and exhaustion, the need for calm and rest, seeking treatment and help, feeling head pain and headache, a close-up portrait of a veiled Saudi Gulf woman placing her hands on her head with an expression of suffering from migraine pain, an Emirati Arab woman wearing a black abaya, white background.
Making a video call using a mobile phone, preserving her health and the health of her child, taking care of the health of the fetus, the concept of pregnancy and childbirth, a Saudi Arabian Gulf woman placing her hand on her stomach, a close-up portrait of a young Emirati woman wearing a black abaya taking a souvenir selfie, white background.
Feeling astonished and astonished, portrait of a Saudi Gulf Arab young man wearing a traditional thobe and shemagh, raising his hands on his head, success and achieving goals, gestures of looking at the camera with joy and pleasure, full-length body portrait, gray background
Different facial and hand movements and gestures, pointing to something, close-up portrait of a Saudi Gulf Arab man wearing a shemagh and traditional dress, raising his finger up, gray background
3D cartoon of a Saudi Arabian Gulf girl wearing a hijab looking at the camera with gestures of kindness and innocence, modern contemporary women's hijabs, interest in outward appearance, softness and femininity
Gestures of self-confidence and standing with crossed hands, attention to elegance and external appearance, the concept of femininity and softness, a close-up portrait of a veiled Saudi Gulf Arab woman looking at the camera, taking personal photos for official documents, gray background