.min100{min-height:100vh;}
.simanto{position:absolute;bottom:10%;z-index:2;}
.footer-bottom {position:fixed;bottom:0;left:0;width:100%;z-index:2;background:none;}
.footer-bottom span,.footer-bottom a {color: rgba(255, 255, 255, .5)}
.bout::after{content:'';position:absolute;bottom:30%;right:0;left:auto;width:150px;height:150px;background:var(--main-color);z-index:5;animation:fadeInLeft 2s 1s;z-index: 1;}
.thebfc{position: absolute;top:-20px;left:40px;color:#fff;opacity:.1;font-size:80px;pointer-events:none;line-height:1;}