a {
    text-decoration: none;
}
h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
    font-weight: normal;
}

body {
    font-family: 微软雅黑,Tahoma,Helvetica,Arial,sans-serif;
    font-size: 12px;
    line-height: 1.5;
}
.right {
    float: right;
}

.video_tit h3 {
    border-bottom: 1px solid #69d09e;
    color: #a2a2a2;
    display: inline;
    float: left;
    font-size: 16px;
    font-weight: bold;
    height: 56px;
    line-height: 56px;
    margin-left: 20px;
    width: 64px;
}