body {
    background-color: #f9f9f9;
}

.layui-container {
    margin: 20px auto;
    background: #fff;
    border-radius: 10px;
    padding: 40px 0;
}

.install-title{
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    margin:20px 0;
}
.install-title img{
    width: 120px;
    height: 43px;
    margin-right: 20px;
}

.step-div {
    /*border: 1px solid #FFF;*/
    padding: 20px 20px 20px 30px;
}

.btn-div {
    text-align: center;
}

.layui-icon.layui-timeline-axis {
    color: #666;
}

.layui-icon.active {
    color: #d81e06;
}

.span-ok {
    color: #009688;
}

.span-no {
    color: #ff0000;
}

.text-center {
    text-align: center;
}
.mt20 {
    margin-top: 20px;
}
.mb20 {
    margin-bottom: 20px;
}