.tabs {
  margin: 10px auto;
  padding-bottom: 40px;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
  width: 90%;
}

.tab-label {
  width: calc(100%/6);
  height: 50px;
  border-bottom: 3px solid #5ab4bd;
  background-color: #d9d9d9;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  float: left;
  text-align: center;
  font-weight: bold;
  transition: all 0.2s ease;
}

.tab-label>span {
  line-height: 16px;
  font-size: 16px;
  color: #565656;
}

.tab-label:hover {
  opacity: 0.75;
}

input[name="tab-item-radio-button"] {
  display: none;
}

.tabs input:checked+.tab-label {
  background-color: #5ab4bd;
}

.tabs input:checked+.tab-label>span {
  color: #fff;
}

.tab-content {
  display: none;
  padding: 40px 40px 0;
  clear: both;
  overflow: hidden;
  line-height: 1.9;
}

#tab-item-level1:checked~#content-level1,
#tab-item-level2:checked~#content-level2,
#tab-item-level3:checked~#content-level3,
#tab-item-level4:checked~#content-level4,
#tab-item-level5:checked~#content-level5,
#tab-item-level6:checked~#content-level6 {
  display: block;
}

.tab-content>span {
  font-weight: bold;
}

.tab-content>p {
  font-size: 16px;
  margin: 0px 5px;
}

.container-course-level table {
  margin: 10px 10px;
  width: 95%;
  border-collapse: collapse;
}

.container-course-level table tr td:nth-child(1) {
  width: 50px;
  text-align: center;
  font-weight: bold;
}

.container-course-level table tr td {
  text-align: left;
  padding: 5px 10px;
}

.container-course-level table tr td ul {
  padding-left: 20px;
  margin: 0px;
}