html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Alibaba PuHuiTi R';
    letter-spacing: 1px;
}

.layout {
    display: flex;
    align-items: center;
    justify-content: start;
    box-sizing: border-box;
}

#content {
    width: 100%;
    height: 100%;
    padding: 0.5% 0.2%;
    box-sizing: border-box;
    background-color: #fff;
    justify-content: space-around;
}

#module-box {
    width: 100%;
    height: 40px;
}

#module-iframe-box {
    width: 100%;
    height: calc(100% - 40px);
}

.layui-nav * {
    font-size: 18px;
}

.layui-nav.layui-bg-gray .layui-this a {
    color: #409EFF;
}

.layui-nav .layui-this:after,
.layui-nav-bar {
    background-color: #409EFF;
}

.layui-bg-gray {
    background-color: rgba(235, 248, 254, 1) !important;
}

.layui-nav .layui-nav-item {
    line-height: 40px;
}