html {
    background-color: #f2f2f2;
    color: #666;
}

.no-border {
    border: 0;
}

/* 头部 */
.layui-layout-admin .layui-header {
    /*border-bottom: 1px solid #f6f6f6;*/
    box-sizing: border-box;
    background-color: #fff;
}

.layui-layout-admin .layui-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
}

.layui-layout-admin .admin-flexible {

}

.layui-layout-admin .layui-header .layui-nav-item {
    line-height: 50px;
}

.layui-layout-admin .layui-side,
.layui-layout-admin .layui-header .layui-nav .layui-nav-item {
    transition: all .3s;
    -webkit-transition: all .3s;
}

.layui-layout-admin .layui-header .layui-nav .layui-nav-item a {
    color: #292B34;
}

.layui-nav .layui-this:after, .layui-nav-bar, .layui-nav-tree .layui-nav-itemed:after {
    background-color: #292B34;
    height: 2px;
    top:0 !important;
}

.layui-layout-admin .layui-header .layui-logo {
    background-color: #23262E;
}

/* end */

/* tabs head */
.admin-tab-head {
    position: fixed;
    height: 40px;
    line-height: 40px;
    padding: 0 80px 0 40px;
    background-color: #fff;
    box-sizing: border-box;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, .1);
    top: 51px;
    left: 220px;
    right: 0;
    z-index: 999;
}

.admin-tab-head .layui-tab {
    margin: 0;
    overflow: hidden;
}

.admin-tab-head-item {

}

.admin-tab-control {
    position: absolute;
    top: 0;
    width: 40px;
    height: 100%;
    text-align: center;
    cursor: pointer;
    transition: all .3s;
    -webkit-transition: all .3s;
    box-sizing: border-box;
    border-left: 1px solid #f6f6f6;
}

.admin-tab-control.layui-icon-prev {
    left: 0;
    border-left: none;
    border-right: 1px solid #f6f6f6;
}

.admin-tab-control.layui-icon-next {
    right: 40px;
}

.admin-tab-control.layui-icon-down {
    right: 0;
}

.admin-tab-select.layui-nav {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    background: 0 0;
}

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

.admin-tab-select.layui-nav .layui-nav-child {
    top: 20px;
    left: auto;
    right: 0;
}

.admin-tab-head .layui-tab-title {
    height: 40px;
    border: none;
}

.admin-tab-head .layui-tab-title li {
    min-width: 0;
    line-height: 40px;
    max-width: 160px;
    text-overflow: ellipsis;
    /*padding-right: 40px;*/
    overflow: hidden;
    border-right: 1px solid #f6f6f6;
    vertical-align: top;
}


.admin-tab-head .layui-tab-title li.layui-this:after {
    width: 100%;
    border: none;
    height: 2px;
    background-color: #292B34;
}

.admin-tab-head .layui-tab-title li:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 2px;
    border-radius: 0;
    transition: all .3s;
    -webkit-transition: all .3s;
}

.admin-tab-head .layui-tab-title li .layui-tab-close {
    width: 16px;
    height: 16px;
    line-height: 16px;
    border-radius: 50%;
    font-size: 12px;
}

.admin-tab-head .layui-tab-title li.layui-this, .admin-tab-head .layui-tab-title li:hover {
    background-color: #f6f6f6;
}

.admin-tab-head .layui-tab-title li:first-child .layui-tab-close, .admin-tabs-select.layui-nav .layui-nav-bar, .admin-tabs-select.layui-nav .layui-nav-more {
    display: none;
}

/** tab body */
.layui-layout-admin .layui-body {
    position: fixed;
    top: 90px;
    /*bottom: 44px;*/
}

.admin-tab-body {
    left: 220px;
}

.admin-tab-body-item {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    overflow: hidden;
    display: none;
}

.admin-tab-body-item iframe {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
}

/* end */


/* side menu */
.layui-layout-admin .layui-side {
    top: 50px;
    z-index: 1001;
    width: 220px;
}
.layui-side-menu {
    background-color: #20222A;
    color: #fff;
    box-shadow: 1px 0 2px 0 rgba(0,0,0,.05);

}
.layui-side-menu .layui-nav-item, .layui-side-menu .layui-nav-child dd {
    padding: 3px 0;
}
.layui-side-menu .layui-nav * {
    font-size: 15px;
}


.layui-side-menu, .admin-tab-head .layui-tab-title li:after, .admin-tab-head .layui-tab-title li.layui-this:after, .layui-layer-admin .layui-layer-title, .admin-tab-head .layui-side-menu .layui-nav>.layui-nav-item>.layui-nav-child {
    background-color: #20222A !important;
}

.layui-side-menu .layui-side-scroll {
    width: 240px;
}
.layui-side-menu .layui-nav {
    width: 220px;
    /*margin-top: 50px;*/
    background: 0 0;
}

.layui-layout-admin .R {
    background-color: #20222A !important;
}
.layui-layout-admin .layui-logo, .layui-layout-admin .layui-logo a {
    color: #fff;
    color: rgba(255,255,255,.8);
}

.layui-layout-admin .layui-logo {
    background-color: #20222A;
    box-shadow: 0 1px 2px 0 rgba(0,0,0,.15);
}

.layui-layout-admin .layui-logo {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1002;
    width: 220px;
    height: 49px;
    padding: 0 15px;
    box-sizing: border-box;
    overflow: hidden;
    font-weight: 300;
    background-repeat: no-repeat;
    background-position: center center;
}
.layui-layout-admin .layui-header .layui-nav .layui-nav-item, .layui-layout-admin .layui-logo {
    height: 50px;
    line-height: 25px;
}
/* side menu end */


/* footer start */
.layui-layout-admin .layui-footer {
    left: 220px;
}
/* footer end */