#banner-background {  background-image:url(https://cdn2.webdamdb.com/1280_0ANiuqpBUPw7.png?1478068448);  }  @media only screen and (max-width: 1199px) {   #banner-background {  background-image:url(https://cdn2.webdamdb.com/1280_rC9uoE81bPx0.png?1477982648);  }  }  @media only screen and (max-width: 767px) {   #banner-background {  background-image:url(https://cdn2.webdamdb.com/1280_7enJvX0IwZAT.png?1477982648);  }  }