.video_section {
    float: right;
    padding: 10px;
    width: 100%;
    border: 1px solid #a1cae3;
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 30px;
    height: 0;
    overflow: hidden;
    box-sizing: content-box;
}

.video-thumb {
    height: 301px;
}

dl.video_tabs iframe,
.video_section .video-thumb iframe {
    position: absolute;
    top: 10px;
    left: 10px;
    width: calc(100% - 20px);
    height: calc(100% - 20px);
    border: none;
}

.section table {
    clear: both;
    width: 100%;
    border-top: 1px solid #d0cfd3;
}

.section table th,
.section table td {
    padding: 10px 10px 4px;
    border-bottom: 1px solid #d0cfd3;
    font-weight: bold;
    text-align: left;
    vertical-align: top;
}

.section table th {
    padding-top: 8px;
    padding-left: 0;
    font-weight: normal;
}

.section table td.event_name a {
    display: inline-block;
    max-width: 300px;
}

.section table th span:hover + a {
    display: block;
}

.section table td.language-row {
    padding-left: 20px;
    background-position: 0 13px;
}

.teaser h2 {
    float: left;
    margin: 0 30px 70px 0;
}

.section p {
    font-size: 16px;
    line-height: 24px;
}

.section .register button {
    margin-top: -5px;
    padding: 3px 11px;
    background: #f0f9ff;
    background-image: linear-gradient(bottom, #d7f0ff 13%, #f0f9ff 57%);
    background-image: -webkit-linear-gradient(bottom, #d7f0ff 13%, #f0f9ff 57%);
    border: 1px solid #60bbed;
    border-bottom-color: #1e85bd;
    border-radius: 5px;
    box-shadow: inset 0 1px 1px #fff;
    color: #3296cc;
    text-decoration: none;
}

.section .register a:hover {
    background: #d7f0ff;
}

dl.video_tabs {
    overflow: visible;
    position: relative;
    min-height: 318px;
}

dl.video_tabs dt {    
    position: relative;
    padding: 7px 0 7px 83px;
    width: 32%;
    border-bottom: 1px solid #e4e4e4;
    color: #2087c8;
    cursor: pointer;
    font: 14px Arial, sans-serif;
    list-style-type: none;
    vertical-align: top;
    text-indent: -61px;    
}

dl.video_tabs dt:first-child {
    border-top: 1px solid #e4e4e4;    
}

dl.video_tabs dt.active_tab {
    cursor: auto;
    z-index: 1;
}

dl.video_tabs dt:before {
    content: "";
    position: absolute;
    left: 0;
    float: left;
    margin-right: 8px;
    width: 14px;
    height: 14px;
    background: url(../img/icons_academy.png) no-repeat left -29px;
}

dl.video_tabs dt.active_tab:before,
dl.video_tabs dt:hover:before {
    background-position: 0 0;    
}

dl.video_tabs dd {
    display: none;
    position: absolute;
    top: 0;
    left: 35%;
    z-index: 2;
    width: 62%;
}

dl.video_tabs dd.active_tab {
    display: block;
}