.download .load-list{padding-bottom: 4.1667vw;}
.load-nav{border-bottom: 1px solid rgba(0, 0, 0, 0.1);margin-top: 2.0833vw;display: flex;}
.load-nav .item{position: relative;padding: 0 5.2083vw;margin-right: 1.3542vw;line-height: 1.3333;padding-bottom: 1.6667vw;color: var(--c5);}
.load-nav .item::after{content: '';width: 0;height: 0.2083vw;background: linear-gradient(90deg, #50C7FF 0%, #1E51E6 98.57%);position: absolute;bottom: -1px;left: 50%;transform: translateX(-50%);transition: .5s ease-out;}
.load-nav .item:hover,
.load-nav .active{color: var(--c8);}
.load-nav .item:hover::after,
.load-nav .active::after{width: 100%;}
.load-list .box{max-width: 54.1667vw;}

/*移动端适配*/
@media screen and (max-width: 750px) {
    .download .load-list{padding-bottom: .3rem;}
    .load-nav{margin-top: .5rem;}
    .load-nav .item{padding: 0 .3rem .3rem;margin-right: .4rem;}
    .load-list .box{max-width: none;}
}