@charset "utf-8";
/* CSS Document */
html{
    font-size: 20px;
}
*{ padding:0; margin:0; line-height:100%;}
body{ font-size:12px; font-family:"microsoft yahei";}
a{ text-decoration:none; color:#000;}
li{ list-style:none;}
h1,h2,h3,h4,h5,h6,strong,b{ font-weight:normal; font-size:100%;}
i,em{ font-style:normal;}
img { vertical-align:top;}
a img{ border:none;}
.clearfix:after{ display:block; clear:both; content:'';}
.clearfix{ zoom:1;}
input{ border:none 0; outline:none;}
textarea{ resize:none;}
.fl{
    float:left;
}
.fr{
    float:right;
}
/*box*/
body{
    width:100%;
    height:100%;
}
.box{
    width:100%;
    height:33.35rem;
    position:relative;
}
.down{
    width:11.4rem;
    height:1.9rem;
    position: absolute;
    top:14.55rem;
    left:3.75rem;
    border-radius: 1rem;
    margin:0 auto;
}
.shade_share{
    width:100%;
    height:100%;
    background:#000;
    position:absolute;
    top:0;
    left:0;
    opacity: 0.8;
    z-index: 999;
   text-align: center;
   display:none;
}
.share_pic{
    width:100%;
    height:100%;
    position:fixed;
    top:0;
    left: 0;
    z-index: 1000;
    display:none;
    text-align: center;
}
.share_pic img{
    width:18.75rem;
    text-align: center;
}