#indexbanner .ban{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#FFF;opacity:0;z-index:2}
#indexbanner .ban{top: 45%;left:43%;width:70%;line-height: 1.1;}
#indexbanner .ban .p1{margin-bottom: 1vw;font-size: 4vw;font-weight: bold;opacity: 0;}
#indexbanner .ban .p2{font-size: 1.8vw;line-height: 1.5;opacity: 0;}
#indexbanner .swiper-slide-active .ban{animation:bannerani .5s forwards;animation-delay:.5s}
#indexbanner .swiper-slide-active .ban .p1{animation:bannerani .5s forwards;animation-delay:1s}
#indexbanner .swiper-slide-active .ban .p2{animation:bannerani .5s forwards;animation-delay: 1.5s}
@keyframes bannerani{0%{margin-top:-20px}
100%{opacity:1;margin-top:0px}}
@media (min-width:2561px){#indexbanner .ban .p1{margin-bottom: 30px;font-size:100px;}
#indexbanner .ban .p2{font-size:44px;}}