.rem750{ width: 7.5rem; }
.pos-rel{position: relative;}
.pos-abs{position: absolute;}
.mla{margin-left: auto;}
.mra{margin-right: auto;}
.aC{text-align: center;}
.copyright{height: 8.60rem;background-size: 7.5rem 8.6rem;}
.copyright-txt{width:100%;top:9rem;position:absolute;color: #868793;font-size: .24rem;line-height: 0.24rem;}
.fix:after{
    content: '';width: 100%;display: block;clear: both;
}
img{
    margin-top: -0.02rem;
}
.pop-qrcode-mask{position:fixed;top:0;left:0;width:100vw;height:100vh;display: block;background: rgba(0,0,0,0.2);z-index: 2;}
.qr-code-bg{position: absolute;width:5.79rem;height:9.65rem;left:50%;top:50%;transform:translate(-50%,-50%);background: url("../images/qr-code-bg.png");background-size: 5.79rem 9.65rem;}
.qr-code-bg .close-btn{position:absolute;top:0.4rem;right:0;width: 0.6rem;height: 0.6rem;cursor: pointer;}
.qr-code-bg .qr-code-img{width: 3.43rem;height: 3.43rem;margin-top: 3.85rem; transform: translateX(-0.05rem);}

.show-qrcode-btn,hover-link{ cursor: pointer; }
.show-qrcode-btn:hover, .show-qrcode-btn:active{transform: translateY(-1px)}

/* .ai-painting-design-article{
    width:100%;
    height: 0.6rem;
    position: absolute;
} */
.mt60{
    margin-top: 0.6rem;
}
.link{
    width: 7.5rem;
    height: 0.63rem;
    position: absolute;
}
.link1{
    top: 1.92rem;
}
.link2{
    top: 2.55rem;
}

.link3{
    top: 3.17rem;
}
.link4{
    top: 3.8rem;
}
.link5{
    top: 4.43rem;
}
.link6{
    top: 5.06rem;
}
.link7{
    top: 5.69rem;
}
.link8{
    top: 6.32rem;
}
.link9{
    top: 6.95rem;
}

.link10{
    top: 7.58rem;
}