.help_head {
  width: 100%;
  height: 43px;
  background: #f6f6f6;
  border: 1px solid #dbdbdb;
  display: flex;
  align-items: center;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  padding-left: 13px;
  box-sizing: border-box;
}
.drawer_box {
  width: 100%;
}
.border_card {
  border: 1px solid #dbdbdb;
  border-top: none;
}
.drawer_head {
  display: flex;
  align-items: center;
  height: 38px;
  border-bottom: 1px dashed #dbdbdb;
  font-weight: 400;
  font-size: 15px;
  color: #333333;
  padding-left: 13px;
  width: 100%;
  box-sizing: border-box;
  cursor: pointer;
  user-select: none;
}
.drawer_icon {
  width: 16px;
  height: 16px;
  margin-right: 10px;
}
.drawer_menu {
  padding-left: 40px;
  transition: all 0.2s;
  overflow: hidden;
  box-sizing: border-box;
}
.drawer_li {
  font-weight: 400;
  font-size: 14px;
  color: #333333;
  height: 50px;
  line-height: 50px;
  cursor: pointer;
  width: fit-content;
}
.drawer_line {
  border-bottom: 1px dashed #dbdbdb;
}
.drawer_li:hover {
  color: #c9151e;
}
.section_box {
  font-weight: 400;
  font-size: 20px;
  color: #333333;
  padding-bottom: 11px;
  border-bottom: 1px solid #D1D1D1;
}
.section_title{
    position: relative;
    width: fit-content;
}
.section_title::after{
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #c9151e;
    content: "";
}
.section_src{
    width: 714px;
    height: 714px;
}
.menu_current{
    color: #c9151e;
}