.main{
    text-align: center;
    font-size: 14px;
}
#downloadApp{
    text-decoration: none;
    display: block;
    width: 240px;
    line-height: 1;
    font-size: 15px;
    white-space: nowrap;
    cursor: pointer;
    border: 1px solid #67c23a;
    -webkit-appearance: none;
    text-align: center;
    box-sizing: border-box;
    outline: none;
    transition: .1s;
    font-weight: 500;
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    padding: 12px 20px;
    border-radius: 4px;
    color: #fff;
    background-color: #67c23a;
    margin: 4px auto;
}

.footer{
    color: #ebb563;
    font-size: 14px;
    margin-top: 20px;
}

.wxtip{
    color: #606266;
    font-size: 14px;
    margin: 10px 0 0 40px;
    text-align: left;
}

.wxtip-icon{
    display: inline-block;
    width: 30px;
    height: 30px;
    background: #ebb563;
    border-radius: 4px;
}

.wxtip-txt{
    display: inline-block;
}