.categoryChoosing {
  margin: 20px 0;
}
.categoryChoosing .categories {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.categoryChoosing .category-title {
  color: rgba(0, 0, 0, 0.75);
  font-size: 15px;
  font-weight: 700;
  margin: 10px 40px;
}
.categoryChoosing .categories .categories-navigation-tabs {
  margin: 14px 0;
}
.categoryChoosing .categories .categories-navigation-tabs .tabs li {
  background-color: #d8d8d8;
  width: 260px;
  margin-bottom: 14px;
  text-align: center;
  padding: 10px 18px;
  color: #fff;
  border-radius: 25px;
  font-size: 17px;
}
.categoryChoosing .categories .categories-navigation-tabs .tabs li.selected {
  background: rgb(33, 64, 241);
  background: radial-gradient(
    circle,
    rgb(40, 72, 255) 20%,
    rgba(2, 1, 95) 100%,
    rgba(2, 1, 95) 100%
  );
}
.categoryChoosing .lessons-box {
  box-shadow: 0px 3px 6px rgb(0 0 0 / 10%);
  border-radius: 8px;
  margin: 14px 0;
}
.categoryChoosing .lessons-box nav .lessons-item {
  /* padding: 8px 4px 8px 16px; */
}
.categoryChoosing .lessons-box nav .lessons-item li {
  display: flex;
  align-items: center;
  padding: 24px 0 24px 36px;
  transition: all ease-in-out 0.3s;
  border-bottom: 1px solid #e0e0e0;
  position: relative;
}
.categoryChoosing .lessons-box nav .lessons-item li .radioInput {
  display: flex;
  align-items: center;
  margin-left: 200px;
  margin-right: 24px;
}
.categoryChoosing .lessons-box nav .lessons-item li .radioInput input {
  margin-right: 6px;
  margin-left: 10px;
  cursor: pointer;
}
.categoryChoosing .lessons-box nav .lessons-item li:last-child {
  border-bottom: none;
}

.categoryChoosing .lessons-box nav .lessons-item li.selected {
  background-color: #d8d8d8;
  position: relative;
  border-radius: 8px 8px 0 0;
}
.categoryChoosing .lessons-box nav .lessons-item li.selected::before {
  content: "";
  background: rgb(255, 136, 0);
  background: linear-gradient(
    90deg,
    rgba(255, 136, 0, 1) 50%,
    rgba(252, 188, 49, 1) 100%
  );
  border-radius: 6px 0 0 6px;
  position: absolute;
  right: 0;
  width: 11px;
  top: 0px;
  height: 100%;
  transition: all ease-in-out 0.3s;
}
.categoryChoosing .lessons-box nav .lessons-item li:hover {
  background-color: #d8d8d8;
}
.categoryChoosing .lessons-box nav .lessons-item li::before {
  content: "";
  background-color: #8b8b8b;
  border-radius: 6px 0 0 6px;
  position: absolute;
  right: 0;
  width: 0px;
  top: 0px;
  height: 100%;
  transition: all ease-in-out 0.3s;
}
.categoryChoosing .lessons-box nav .lessons-item li:hover::before {
  width: 11px;
}
.categoryChoosing .lessons-box nav .lessons-item li .lesson-item-info {
  position: absolute;
  width: 280px;
  background-color: #fff;
  border-radius: 10px;
  border: 1px solid #8b8b8b;
  padding: 10px 16px;
  z-index: 2000;
  top: 70px;
  right: 30px;
  visibility: hidden;
  opacity: 0;
  transition: visibility 0s, opacity 0.43s ease-in-out;
}
.categoryChoosing .lessons-box nav .lessons-item li .lesson-item-info::before {
  content: "";
  display: block;
  position: absolute;
  box-sizing: border-box;
  width: 25px;
  height: 26px;
  border-left-width: 1px;
  border-left-style: solid;
  border-left-color: #8b8b8b;
  border-top-width: 1px;
  border-top-style: solid;
  border-top-color: #8b8b8b;
  border-bottom-width: 3px;
  border-bottom-style: solid;
  border-bottom-color: transparent;
  transform: rotate(45deg) skew(10deg, 10deg);
  right: 40px;
  top: -13px;
  background-color: white;
}
.categoryChoosing .lessons-box nav .lessons-item li:hover .lesson-item-info {
  visibility: visible;
  opacity: 1;
}
.categoryChoosing .lesson-holdingTime {
  margin: 10px 40px;
  width: fit-content;
}
.categoryChoosing .lesson-holdingTime .title {
  color: rgba(0, 0, 0, 0.75);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}
.categoryChoosing .lesson-holdingTime ul {
  text-align: right;
}

/* responsive */
@media (max-width: 1200px) {
  .categoryChoosing .categories .categories-navigation-tabs {
    margin: 12px 0;
  }
  .categoryChoosing .categories .categories-navigation-tabs .tabs li {
    width: 240px;

    padding: 10px 12px;
    font-size: 16px;
  }
  .categoryChoosing .lessons-box nav .lessons-item li {
    justify-content: space-between;
  }
  .categoryChoosing .lessons-box nav .lessons-item li .radioInput {
    display: flex;
    align-items: center;
    margin-left: 12px;
  }
}
@media (max-width: 1100px) {
  .categoryChoosing .categories .categories-navigation-tabs .tabs li {
    width: 200px;

    padding: 10px 10px;
  }
}
@media (max-width: 992px) {
  .categoryChoosing .category-title{
    margin: 10px 0;
    text-align: center;
  }
  .categoryChoosing .categories .categories-navigation-tabs .tabs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
  }
  .categoryChoosing .lesson-holdingTime {
    text-align: center;
    width: auto;
  }
  .categoryChoosing .categories .categories-navigation-tabs .tabs li {
    width: 120px;
    margin: 4px 4px;
    padding: 10px 10px;
  }.categoryChoosing .lessons-box nav .lessons-item li .lesson-item-info{
    display: none;
  }
}@media(max-width:576px){
  .categoryChoosing .lessons-box nav .lessons-item li {
      display: block;
  }.categoryChoosing .lessons-box nav .lessons-item li span{
    margin-right: 32px;
    margin-top: 12px;
  }.categoryChoosing .lessons-box nav .lessons-item li .radioInput{
    margin-bottom: 8px;
  }
}