/* ----------------------------------- 讲师主页页面样式  ----------------------------------- */
/* banner */
.usercenter-banner {
    width: 100%;
    min-width: 1129px;
    min-height: 200px;
    background: #6b63d0;
    background: -webkit-linear-gradient(to right, #6b63d0, #00dbde);
    background: linear-gradient(to right, #6b63d0, #00dbde);
}
.userinfo-item {
    padding: 10px 0;
}
.userinfo-item .user-avatar {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background-color: #fff;
    border: 4px solid #fff;
    border-radius: 50%;
}
.userinfo-item .user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
}
.userinfo-item .user-avatar .user-level {
    position: absolute;
    right: 6px;
    top: 88px;
}
.userinfo-item .user-avatar .icon-v {
    background: url("//7nsts.w3cschool.cn/images/w3c/gold.png") no-repeat 0 0;
    width: 25px;
    height: 25px;
    display: inline-block;
}
.userinfo-box {
    text-align: center;
    font-size: 14px;
    color: #fff;
}
.userinfo-basic {
    margin-top: 15px;
}
.userinfo-basic .nickname {
    font-size: 24px;
    font-weight: 500;
}
.userinfo-intro {
    max-width: 600px;
    margin: 10px auto 0;
}
.userinfo-intro .userinfo-sign {
    font-size: 15px;
    line-height: 24px;
}

/* 内容 */
.u-box-content {
    min-height: 400px;
}
.u-box {
    margin-bottom: 15px;
    overflow: hidden;
}
.u-box-title {
    font-size: 18px;
    color: #333;
    margin-bottom: 20px;
}
.u-course-item {
    margin-left: -30px;
}
.u-course-item li {
    float: left;
    width: 22.4%;
    height: 228px;
    margin: 0 0 30px 30px;
}  
.u-course-box {
    display: block;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0,0,0,.1);
}
.u-course-box:hover {
    box-shadow: 0 3px 5px rgba(0,0,0,.3);
}
.u-course-img {
    position: relative;
    height: 148px;
    line-height: 148px;
    text-align: center;
    background-color: #ddd;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
}
.u-course-img img {
    display: block;
    width: 100%;
    height: 100%;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}
.u-course-body {
    padding: 15px 10px;
}
.u-course-name {
    font-size: 16px;
    color: #333;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}
.u-course-meta {
    font-size: 13px;
    color: #666;
    margin-top: 10px;
}
.user-box-notice p {
    padding: 30px 0;
    text-align: center;
    font-size: 16px;
    color: #333;
}