#banner{ background-image: url(/assets/images/5f6e4c519cccb.jpg); }
@media screen and (max-width: 320px) {  }
@media screen and (min-width: 321px) and (max-width: 640px) {  }
@media screen and (min-width: 641px) and (max-width: 1024px) {  }
@media screen and (min-width: 1025px) { #banner{ background-image: url(/assets/images/5f6e4c52030d1.jpg); } }