.container .main .top {
  margin-bottom: 40px;
}
.container .main .top a {
  display: inline-block;
  text-align: center;
  width: 200px;
  height: 54px;
  line-height: 54px;
  background: #f5f5f5;
  margin-right: 10px;
  font-size: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #666666;
  border: none;
}
.container .main .top .select {
  background-color: #0a61af;
  color: #fff;
}
.container .main .left {
  width: 100%;
}
.container .main .left .problem {
  border-bottom: 1px dashed #e5e5e5;
  margin-bottom: 24px;
  padding-bottom: 24px;
  font-size: 20px;
}
.container .main .left .problem h3 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 22px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #666666;
  cursor: pointer;
}
.container .main .left div p {
  font-size: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #7b7b7b;
  margin-top: 18px;
  display: none;
}
.container .main .left .problem.choose span {
  font-size: 22px!important;
  color: #0a61af;
  font-weight: 400;
}
.container .main .left ul {
  list-style: none;
  display: flex;
  justify-content: center;
}
.container .main .left ul li {
  width: 44px;
  background: #ffffff;
  border: 1px solid #e4e4e4;
  border-radius: 2px;
  text-align: center;
  line-height: 44px;
  margin-right: 10px;
}
.container .main .left ul .select {
  color: #fff;
  background: #0a61af;
}