*{
        box-sizing: border-box;
        outline: none;
    }
    body {
        margin: 0;
        padding: 0;
    }
    .guide_header{
        height: 90px;
        border-bottom: 1px solid #e1e1e1;
    }
    .guide_header .logo{
        height: 100%;
        width: 270px;
        margin-left: 163px;
        background: url(../images/logo.png) no-repeat;
    }
    .guide_step1{
        height: 458px;
        padding-left: 65px;
        padding-right: 80px;
    }
    .guide_step2,.guide_step3,.guide_step4,.guide_step5,.guide_step6{
        height: 560px;
        padding-top: 86px;
        padding-left: 65px;
        padding-right: 80px;
    }
    .guide_step1 .step{
        margin-top: 52px;
    }
    .guide_step2 .step{
        margin-top: 110px;
    }
    .guide_step3 .step{
        margin-top: 110px;
    }
    .guide_step4 .step,.guide_step6 .step{
        margin-top: 98px;
    }
    .guide_step5 .step{
        margin-top: 79px;
    }
    .guide_step2 .step,.guide_step4 .step,.guide_step6 .step{
        margin-right: 90px;
    }
    .guide_step1 .step,.guide_step3 .step,.guide_step5 .step{
        margin-left: 150px;
    }
    .install_description{
        width: 100%;
        min-width: 1420px;
    }
    .install_description .guide_title{
        margin: 67px auto 59px;
        width: 608px;
    }
    .install_description .guide_title img{
        margin: 0 auto;
    }
    .right{
        float: right;
    }
    .left{
        float: left;
    }
    .guide_step2,.guide_step4,.guide_step6{
        background-color: #f3f3f3;
        padding-left: 80px;
    }
    .step_title{
        font-family: "微软雅黑";
        font-size: 40px;
        color: #317dd3;
        margin-bottom: 30px;
    }
    .step_description{
        font-family: "微软雅黑";
        font-size: 22px;
        color: #8b8b8b;
        line-height: 40px;
    }
    a{
        text-decoration: none;
        display: block;
    }
    .download{
        height: 56px;
        width: 187px;
        background-color: #01abf4;
        color: #fff;
        font-family: "微软雅黑";
        font-size: 20px;
        border-radius: 8px;
        border: none;
        cursor: pointer;
        margin-top: 30px;
        padding-top: 14px;
        text-align: center;
    }
    .step{
        width: 375px;
    }