.bottom_sh_wrap{display:none;position:relative;z-index:22}.bottom_sh_wrap.showShare{display:block;animation:showBtmSheet .3s forwards;-webkit-animation:showBtmSheet .3s forwards}@keyframes showBtmSheet{from{opacity:0}to{opacity:1}}@-webkit-keyframes showBtmSheet{from{opacity:0}to{opacity:1}}.showShare .bottom_sh_box{animation:slideBtmSheet .3s forwards;-webkit-animation:slideBtmSheet .3s forwards}@keyframes slideBtmSheet{from{opacity:0;margin-bottom:-100px}to{opacity:1;margin-bottom:0}}@-webkit-keyframes slideBtmSheet{from{opacity:0;margin-bottom:-100px}to{opacity:1;margin-bottom:0}}.bottom_sh_bg{position:fixed;z-index:20;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.3)}.bottom_sh_box{background-color:#fff;-o-border-radius:20px 20px 0 0;-ms-border-radius:20px 20px 0 0;-moz-border-radius:20px 20px 0 0;-webkit-border-radius:20px 20px 0 0;border-radius:20px 20px 0 0;position:fixed;z-index:21;bottom:0;left:2px;width:calc(100% - 4px);padding:20px}