.el-header {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    line-height: 60px;
    background-color: #fff;
    -webkit-box-shadow: 1px 1px 8px #c9c9c9;
    box-shadow: 1px 1px 8px #c9c9c9;
    margin-bottom: 5px;
}

.el-header .logo {
    width: 150px;
    display: inline-block;
    font-size: 35px;
    padding: 0 15px;
    vertical-align: middle;
}

.logo img {
    cursor: pointer;
}

.el-header .navbar {
    font-weight: 700;
}

.el-header .storage {
    margin: 15px 0;
}

.installer {
    width: 900px;
    margin: 50px auto;
}

.step {
    margin-bottom: 80px;
}

.form {
    width: 600px;
    margin: 0 auto;
}