/*浮动头部*/
.header_fixed{
    position: fixed;
    top: 0;
    width: 100%;
    max-width: 750px;
    width: 100%;
    z-index: 9999;
    background: #d92626;
    overflow: hidden;
    display: flex;
}
.header_fixed .logo{
    width: 50%;
    padding: 2% 0 2% 3%;
    text-align: left;
    box-sizing: border-box;
}
.header_fixed .phone{
    width: 50%;
    padding: 2% 3% 2% 0;
    text-align: right;
    box-sizing: border-box;
}
.header_fixed img{
    width: 90%;
}

/*浮动底部*/
.footer_flex {
    position: fixed;
    bottom: 0;
    z-index: 9999;
    width: 100%;
    height: 3.6rem;
    max-width: 750px;
    background: #d43131;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.footer_flex a {
    -webkit-box-flex: 1;
    -moz-box-flex: 1;
    -webkit-flex: 1;
    -ms-flex: 1;
    flex: 1;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #fff;
    display: flex;
    flex-flow: column;
    line-height: 1;
    font-size: 0.88rem;
}
.footer_flex a i {
    display: block;
    width: 2.16rem;
    height: 1.68rem;
    margin-bottom: 0.4rem;
    background: url("../images/base_com/icon_btn_home.png") center center no-repeat;
    -webkit-background-size: 100% auto;
    background-size: 100% auto;
}
.footer_flex a span {
    line-height: 1;
}
.footer_flex a:nth-child(2) i {
    background: url("../images/base_com/icon_btn_about.png") center center no-repeat;
    -webkit-background-size: 100% auto;
    background-size: 100% auto;
}
.footer_flex a:nth-child(3) i {
    background: url("../images/base_com/icon_btn_grade.png") center center no-repeat;
    -webkit-background-size: 100% auto;
    background-size: 100% auto;
}
.footer_flex a:nth-child(4) i {
    background: url("../images/base_com/icon_btn_refer.png") center center no-repeat;
    -webkit-background-size: 100% auto;
    background-size: 100% auto;
}
/*banner*/
.main_banner img{
    width: 100%;
    vertical-align: middle;
    margin-bottom: .8rem;
}
/*主菜单 nav*/
.main_nav {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 0.8rem;
    padding: 1.2rem 0.8rem 0.8rem;
    background: #fff;
    overflow: hidden;
    font-size:12px;
}
.main_nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20%;
    padding: 0.4rem 0;
    flex-flow: column;
    color: #333;
    font-weight: 600;
}
.main_nav a i {
    width: 3.75em;
    height: 3.75em;
}
.main_nav a i img {
    width: 100%;
}
.main_nav a span {
    padding: .8em 0 .51em;
    line-height: 1.6rem;
    color: #333;
    font-size: 0.88rem;
}

/* 天籁校区 板块*/
.campus_district {
    background: #fff;
}
.campus_district .title_column {
    height: 2.8rem;
    padding: 0 1.2rem;
    border-bottom: 1px solid #f12121;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.campus_district .title_column strong {
    color: #333;
    font-size: 1.36rem;
}
.campus_district .title_column a {
    color: #999;
    font-size: 1.12rem;
}
.campus_district .content_column {
    padding: 0.4rem 1.2rem 0;
}
.campus_district .content_column dl {
    display: flex;
    align-items: end;
    padding: 0.4rem 0;
    line-height: 1.92rem;
    border-bottom: 1px solid #e5e5e5;
}
.campus_district .content_column dl:last-child{
    border-bottom: none;
}
.campus_district .content_column dt {
    flex-shrink: 0;
    margin-right: 1em;
    color: #4d4d4d;
    font-size: 1.12rem;
    font-weight: bold;
}
.campus_district .content_column dd {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}
.campus_district .content_column dd a {
    width: 33.33%;
    color: #666;
    font-size: 1.12rem;
    display: block;
    overflow: hidden;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
}
.campus_district .content_column dd a:nth-child(3n) {
    text-align: right;
}
.campus_district .content_column dd a:nth-child(3n-1) {
    text-align: center;
}
.campus_district .content_column dd a:nth-child(3n-2) {
    text-align: left;
}
/*中间内容*/
.main_comtent{
    overflow: hidden;
    padding: 17% 0 3.6rem;
}