.top-header-filter-box {
  margin-top: 50px;
  display: flex;
  font-size: 1.6rem;
}
.top-header-filter-box .selection {
  flex: 1;
}
.top-header-filter-box .selection .item {
  display: inline-block;
  margin: 0 20px;
}
.top-header-filter-box input {
  padding: 10px 20px;
  width: 300px;
  border: 1px solid #588fbb;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -o-border-radius: 5px;
  -ms-border-radius: 5px;
  border-radius: 5px;
}
.top-header-filter-box button {
  padding: 10px 30px;
  background: #588fbb;
  border: 1px solid #588fbb;
  color: #fff;
}
.lessons-box {
  margin-top: 56px;
}
.lessons-box .lessons-group {
  flex-wrap: wrap;
}
.lessons-box .lessons-group .lessons-item {
  padding: 38px 0;
  border-bottom: 10px solid #efefef;
  display: flex;
  align-items: flex-start;
}
.lessons-box .lessons-group .lessons-item .lessons-photo {
  width: 328px;
  height: 208px;
  overflow: hidden;
  margin-right: 15px;
  background: #efefef;
}
.lessons-box .lessons-group .lessons-item .right-content {
  flex: 1;
  color: #555;
}
.lessons-box .lessons-group .lessons-item .right-content .title {
  color: #cdb380;
  font-size: 24px;
}
.lessons-box .lessons-group .lessons-item .right-content .content-detail {
  display: flex;
  align-items: center;
  margin-top: 20px;
}
.lessons-box .lessons-group .lessons-item .right-content .content-detail .publisher {
  margin-left: 30px;
}
.lessons-box .lessons-group .lessons-item .right-content .content-detail .course-category {
  margin-left: 30px;
}
.lessons-box .lessons-group .lessons-item .right-content .content-detail .icon-point {
  margin-left: 30px;
  width: 25px;
  position: relative;
  top: -4px;
}
.lessons-box .lessons-group .lessons-item .right-content .content-detail .piont {
  font-size: 16px;
  color: #065b86;
  margin-left: 18px;
}
.lessons-box .lessons-group .lessons-item .right-content .details {
  margin-top: 10px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}
.lessons-box .lessons-group .lessons-item .right-content .more {
  height: 42px;
  width: 110px;
  background-color: #fc3;
  display: inline-block;
  float: right;
  font-size: 16px;
  text-align: center;
  line-height: 42px;
  cursor: pointer;
}
.lessons-box .lessons-group .lessons-item .right-content .added {
  background: #efefef;
}