.custom-image-banner img{
  width: 100%;
  height: auto;
}
.custom-image-banner a{
  line-height: 0;
}
.custom-image-banner .mobile{
    display:none;
}
@media screen and (max-width:768px){
    .custom-image-banner .mobile{
    display:block;
}
.custom-image-banner .desktop{
    display:none;
}
}