.content_box {
    width: 100%;
    text-align: center;
}
.logo {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    margin-top: 2.6rem;
    border-radius: 4px;
    background: url(../css/logo.png) center no-repeat;
    background-color: #6abd79;
    background-size: contain;
    background-size: .85rem;
}
.name {
    font-size: .48rem;
    line-height: .5rem;
    font-weight: bold;
    margin: .12rem 0 .4rem;
    color: #6abd79;
}
.introduction {
    font-size: .28rem;
    color: #999;
    line-height: .4rem;
}
.button {
    display: inline-block;
    width: 4.5rem;
    background: #6abd79;
    color: #fff;
    padding: .16rem 0 .1rem;
    margin-top: 2.6rem;
    border-radius: 4px;
}
.button .text_ch {
    display: inline-block;
    width: 100%;
    font-size: .36rem;
    line-height: .4rem;
    float: left;
    padding-bottom: .06rem;
    letter-spacing: 1px;
}
.button .text_en {
    display: inline-block;
    width: 100%;
    font-size: .24rem;
    line-height: .3rem;
    float: left;
}
.wx_cover {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    text-align: center;
    z-index: 666;
    display: none;
}
.wx_tip {
    width: 3.2rem;
    margin: 1.4rem auto 0;
}
.wx_tip img {
    width: 100%;
}
.wx_point {
    position: absolute;
    top: .5rem;
    right: .4rem;
    width: 1.5rem;
}