.two-banner {
    width: 100%;
    position: relative
}

.two-banner img {
    width: 100%;
    height: 315px
}

.two-nav {
    width: 252px;
    float: left;
    margin-top: -140px;
    position: relative;
    z-index: 99
}

.two-nav-box {
    width: 100%;
    height: 140px;
    overflow: hidden;
    background: url(../images/navbck.jpg) no-repeat;
    color: #fff;
    background-size: cover;
}

.nav-text {
    width: 180px;
    height: 110px;
    margin-top: 15px;
    margin-left: 20px;
    border-right: 5px solid #fff;
    overflow: hidden
}

.nav-text span {
    display: block;
    font-size: 14px;
    margin: 20px 0 5px;
    font-family: arial !important;
    text-transform: uppercase
}

.nav-text p {
    font-size: 22px;
    font-weight: bold
}

.two-nav li a {
    display: block;
    width: 100%;
    height: 50px;
    line-height: 50px;
    border-bottom: 1px solid #cecece;
    padding: 0 30px;
    background: #ebebeb url(../images/icon.png) no-repeat;
    background-position: 220px center
}

.two-nav li a:hover,
.two-nav li.active a {
    color: #0d5690;
    background: #ebebeb url(../images/icon00.png) no-repeat;
    background-position: 220px center
}

.two-con {
    width: 950px;
    overflow: hidden;
    float: right
}

.address {
    width: 100%;
    height: 60px;
    line-height: 60px;
    color: #b2b2b2
}

.address a {
    font-size: 14px;
    margin: 0 5px;
    color: #b2b2b2
}

.address a:hover {
    text-decoration: underline
}

.address img {
    vertical-align: baseline;
    margin-right: 10px
}

.two-title {
    width: 100%;
    height: 49px;
    border-bottom: 1px solid #cecece;
    margin-bottom: 30px
}

.two-title p {
    display: inline-block;
    border-bottom: 4px solid #fa8513;
    font-size: 22px;
    padding-bottom: 14px;
    margin-bottom: 0
}

.leader dl {
    width: 380px;
    overflow: hidden;
    float: left;
    margin-right: 50px
}

.leader dl dt {
    width: 160px;
    float: left
}

.leader dl dt img {
    width: 100%;
    height: 230px
}

.leader dl dd {
    width: 200px;
    float: right
}

.leader dd h2 {
    font-size: 24px;
    color: #000;
    margin-top: 10px
}

.leader dd div {
    color: #333;
    margin: 20px 0 10px
}

.leader dd p {
    line-height: 24px;
    width: 100%;
    height: 120px;
    overflow: hidden;
    color: #666
}

.details-time {
    text-align: center;
    margin: 20px 0 30px;
    font-size: 14px
}

.details-time span {
    margin-left: 10px
}

.details-style h1 {
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    line-height: 50px
}

.details-style p {
    text-indent: 2em;
    line-height: 30px
}

.details-style img {
    margin: 10px auto;
    max-width: 100%
}

.details-img {
    text-align: center
}

.download li {
    width: 100%;
    line-height: 50px;
    border-bottom: 1px dotted #e0e0e0;
    overflow: hidden
}

.download li a {
    display: block;
    width: 800px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-left: 25px;
    float: left;
    background: url(../images/more1.png) 2px center no-repeat
}

.download li span {
    float: right
}

.download li:hover a {
    color: #0d5690
}

.teaching li {
    width: 170px;
    float: left;
    margin-right: 90px;
    margin-bottom: 35px
}

.teaching li:nth-child(4),
.teaching li:nth-child(8),
.teaching li:nth-child(12) {
    margin-right: 0
}

.teaching li img {
    width: 100%;
    height: 240px
}

.teaching li p {
    width: 100%;
    height: 35px;
    line-height: 35px;
    padding: 0 10px;
    overflow: hidden;
    background-color: #eee;
    text-align: center
}

.teaching li:hover p {
    color: #0d52c4
}

.teaching dl {
    width: 100%;
    overflow: hidden;
    margin-top: 60px
}

.teaching dl dd {
    width: 625px;
    float: right;
    display: contents;
}

.teaching dd h2 {
    color: #000;
    font-weight: bold;
    font-size: 30px;
    margin: 10px 0 20px
}

.teaching dd h2 {
    font-weight: normal;
    font-size: 26px
}

.teaching dd h3 {
    border-left: 7px solid #108bcb;
    padding-left: 10px;
    margin: 40px 0 20px;
    font-size: 20px
}

.teaching dd p {
    line-height: 30px;
    font-size: 14px;
    margin-bottom: 0
}

.teaching dl dt {
    width: 226px;
    float: left;
    margin-right: 20px;
    padding-top: 12px;
    padding-right: 12px;
    position: relative;
    height: 310px;
}

.teaching dl dt:after {
    content: '';
    width: 210px;
    height: 310px;
    background-color: lightgray;
    position: absolute;
    top: 0;
    right: 0;
    z-index: -1;
}

.teaching dl dt img {
    width: 100%;
    height: auto
}

.nav-style {
    width: 100%;
    height: 50px;
    line-height: 50px;
    background-color: #0d8ff6;
    color: #fff;
    padding: 0 30px;
    overflow: hidden
}

.con-style {
    width: 948px;
    float: left;
    position: relative;
    z-index: 99;
    margin-top: -140px
}

.teachers-list {
    width: 100%;
    min-height: 140px;
    background-color: rgba(255, 255, 255, .8);
    padding: 0 35px;
    overflow: hidden
}

.checkbox-box {
    width: 100%;
    margin-top: 20px
}

.checkbox-box p {
    width: 70px;
    display: inline-block;
    margin-left: 30px;
    margin-bottom: 0
}

.teachers-title-style {
    font-size: 24px;
    margin: 25px 35px
}

.teachers-box {
    padding: 0 35px
}

.teachers-list-style {
    width: 100%;
    overflow: visible;
    margin-bottom: 30px
}

.teachers-title {
    width: 100%;
    overflow: hidden;
    margin-bottom: 30px
}

.teachers-title li {
    float: left
}

.teachers-title li a {
    display: inline-block;
    padding: 4px 8px;
    margin-right: 4px;
    border-radius: 3px
}

.teachers-title li.teachers-active a,
.teachers-title li:hover a {
    color: #fff;
    background-color: #f98700
}

.teachers-select {
    border: 1px solid #d1d1d1;
    border-radius: 3px;
    width: 30px;
    height: 30px;
    margin-bottom: 10px;
    text-align: center;
    line-height: 30px
}

.teachers-list-style li {
    border-bottom: 1px solid #e9e9e9;
    margin-bottom: 20px
}

.teachers-name a {
    color: #626262;
    display: inline-block;
    width: 80px;
    margin-right: 40px;
    margin-bottom: 20px
}

.teachers-name a:hover {
    color: #0d8ff6
}

@media(min-width: 920px) {
    .container {
        width: 90%;
    }

body>.mid_content {
        display: block;
        margin: 0 5%;
}

    .two-nav {
        width: 20%;
    }

    .two-con {
        width: 75%;
    }
}

@media(max-width:920px) {
    .container {
        padding: 0 10px
    }

    .address {
        padding: 0 10px
    }

    .two-banner {
        width: 100%
    }

    .two-banner img {
        height: auto
    }

    .menu-show {
        width: 15px;
        height: 15px;
        position: absolute;
        top: 12px;
        right: 14px
    }

    .menu-show img {
        width: 100%;
        height: 100%
    }

    .tbBottom {
        display: none
    }

    .two-nav {
        width: 100%;
        margin-top: 15px
    }

    .two-nav-box {
        height: 50px;
        background-size: 100% auto
    }

    .nav-text {
        height: auto;
        border: 0;
        margin-top: 0
    }

    .nav-text span {
        display: none
    }

    .nav-text p {
        font-size: 20px;
        margin-bottom: 0;
        line-height: 50px;
        font-weight: normal
    }

    .two-nav ul {
        display: none
    }

    .two-nav li a {
        background-position: 330px center
    }

    .two-nav li a:hover,
    .two-nav li.active a {
        background-position: 330px center
    }

    .two-con {
        width: 100%;
        float: none
    }

    .leader dl {
        width: 100%
    }

    .leader dl dt {
        width: 130px
    }

    .leader dl dt img {
        height: 187px
    }

    .leader dl dd {
        width: calc(100% - 150px)
    }

    .leader dd p {
        height: 96px
    }

    .details-style h1 {
        font-size: 20px;
        line-height: 40px
    }

    .download li a {
        width: 100%;
        float: none
    }

    .download li span {
        display: none
    }

    .teaching li {
        width: 48%;
        margin-right: 0
    }

    .teaching li:nth-child(even) {
        float: right
    }

    .teaching dl dt {
        float: none;
        margin: 10px auto
    }

    .teaching dl {
        margin-top: 40px
    }

    .teaching dl dd {
        width: 100%;
        float: none
    }

    .teaching dd h2 {
        margin-top: 30px
    }

    .con-style {
        width: 100%;
        float: none;
        margin-top: 20px
    }

    .teachers-list {
        height: auto;
        padding: 0 10px
    }

    .checkbox-box p {
        margin-left: 10px
    }

    .teachers-title-style {
        margin: 25px 10px
    }

    .teachers-box {
        padding: 0 10px
    }
}