.gd_img{
    top: 200px;
    position: fixed;
    z-index: 1000;
    width: 310px;
    left: 81px;}
.gd_img a{display:block;}
.gd_img a img{width:100%;}
@media all and (max-width:1500px){
    .gd_img {top: 106px;}
}
@media all and (max-width:999px){
    .gd_img {top: 87px;left:20px;}
}
@media all and (max-width:768px){
.gd_img{
    top: 120px;
    width: 240px;
    left: 20px;}
}




.trans{
 style="object-fit:
 contain;transition: transform 0.3s ease-in-out;}
.trans:hover{ transform: scale(1.2);}