* {margin:0;padding:0;border:0;}
body{font-family:'黑体';}
.main{ width:750px;margin:0 auto;}
.main .main_inner{width:100%;padding:0px 1.2em;box-sizing:border-box;}
.main .logo{width:100%;height:4em;box-sizing:border-box;}
.main .logo img{height:3.2em;padding:0.4em 0;}
.main .logo table{width:100%;}
.main .logo table{border-collapse:collapse;border-spacing:0;}
.main .logo table tr td:first-child{width:20%;text-align:center;}
.main .logo table tr td:last-child{width:80%;line-height:2em;font-size:1.6em;}
.center{width:100%;background-color: #eeeeef;border: 0.2em solid #eeeeef;border-radius:0.2em;box-sizing:border-box;}
.pic{text-align:center;margin:0.8em 0;}
.pic img{width:300px;}
.center {font-size:1.2em;}
.center table{width:100%;border-collapse:collapse;border-spacing:0;}
.center table tr{line-height:2em;}
.center table tr td:first-child{width:30%;text-align:left;padding-left:2em;box-sizing:border-box;}
.center table tr td:last-child{width:70%;text-align:right;padding-right:2em;box-sizing:border-box;}
.center table tr:nth-child(2n){background:#e4e5e5;}
.but{background:#bfa27e;width:100%;padding:10px;color:#fff;box-sizing:border-box;}
.but_inner{width:100%;font-size:0.8em;text-align:center;line-height:1.5em;}
@media (max-width: 767px) {
    .main {
        width: 100%;
    }
    html {
       font-size: 2.8vw;
    }
    .pic img{width:20em;max-width:300px;}
}