.flex-self {
  display: flex;
}
.mean-title{
  width: 1200px;
  margin: 0 auto;
  line-height: 60px;
}
.mean-title .breadcrumb{
  padding: 0 0 0 10px;
  margin-bottom: 0;
}
.help-wrap-center {
  width: 1200px;
  margin: 10px auto;
  display: flex;
  align-items: flex-start;
}

.left-option-select {
  width: 220px;
  margin-right: 20px;
  border-top: 1px solid #f1f1f1;
  border-right: 1px solid #f1f1f1;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  flex-direction: column;
}

.left-option-select .option-item {
  flex: 1;
  width: 100%;
  position: relative;
}

.left-option-select .option-item .option-item-child {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  flex-direction: column;
}

.left-option-select .item-text {
  flex: 1;
  width: 100%;
  font-size: 16px;
  padding-left: 24px;
  box-sizing: border-box;
  font-weight: 700;
  background-color: #f7f7f7;
  color: #7f7f7f;
  line-height: 44px;
  display: flex;
  align-items: center;
  cursor: pointer;
}

.left-option-select .item-text .img-icon {
  display: block;
  width: 16px;
  margin-right: 10px;
}

.left-option-select .item-text .item-text-title {
  color: #666;
}

.left-option-select .item-text:hover .item-text-title {
  color: #333;
}

.left-option-select .option-item-child {
  flex: 1;
  width: 100%;
  padding-left: 50px;
  box-sizing: border-box;
  overflow: hidden;
}

.left-option-select .option-item-child .item-child-text {
  line-height: 26px;
  font-size: 14px;
  color: #999;
  transition: all 0.2s;
}

.left-option-select .option-item-child .item-child-text .jiantou-right {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-top: 1px dotted #999;
  border-right: 1px dotted #999;
  transform: rotate(45deg);
  margin-right: 10px;
}


.left-option-select .option-item-child .item-child-text.text-active, .left-option-select .option-item-child .item-child-text:hover {
  color: #e1251b;
}

.left-option-select .option-item-child .item-child-text.text-active .jiantou-right, .left-option-select .option-item-child .item-child-text:hover .jiantou-right {
  border-color: #e1251b;
}


.left-option-select .option-item-child .item-child-text:first-of-type {
  margin-top: 10px;
}

.left-option-select .option-item-child .item-child-text:last-of-type {
  margin-bottom: 10px;
}

.right-content {
  flex: 1;
  box-sizing: border-box;
  background-color: #fff;
}

.right-content .content-title {
  font-size: 18px;
  color: #666;
  background-color: #f7f7f7;
  line-height: 44px;
  padding-left: 20px;
}