/* 由后台「主页信息 - 网页背景」自动输出，请不要手改这里 */
.background-layer::before{background-image:url("/png/background/desktop-20261011-024613-485c.jpg");}
@media (max-width:768px){.background-layer::before{background-image:url("/png/background/phone-20261011-024613-2d3e.jpg");}}