@media screen and (min-width: 1650px) {
   .mobile-side-ad {
        position:fixed;
        left:1499px;
        top:100px
    }
}
@media screen and (max-width: 1650px) {
   .mobile-side-ad {
        display:none
    }
}
@media screen and (min-width: 1200px) {
	.left-block-hidden .mobile-side-ad {
		display:block;
		position:fixed;
        left:1073px;
        top:100px
	}
}