#armrest-2d .multi-panels ul {
	max-width: 510px;
	margin: 0 auto;
}
#armrest-2d .multi-panels ul li img {
    border: 1px solid #555;
}
@media (max-width: 768px) {
#armrest-2d  .multi-panels ul {
grid-template-columns: repeat(2,[col-start] 1fr);
}
}
 @media screen and (max-width:767px){} @media screen and (-webkit-max-device-pixel-ratio: 1) and (min-width: 1200px), screen and (min-width: 768px) and (max-width: 1200px){} @media screen and (-webkit-min-device-pixel-ratio: 1) and (min-width: 1200px){} @media screen and (-webkit-min-device-pixel-ratio: 1.5) and (min-width: 1200px){}