html,
body,
#app {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
div {
  box-sizing: border-box;
}
.normal-title {
  font-size: 18px;
  font-weight: 500;
  margin: 0;
}
.faq-wrap {
  padding: 15px;
  width: 100%;
  border-bottom: 10px solid #efefef;
}
.faq-wrap > .faq-grid {
  display: flex;
  flex-flow: row wrap;
  width: 100%;
}
.faq-wrap > .faq-grid > .grid-item {
  width: 25%;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  padding: 15px 0 5px;
}
.faq-wrap > .faq-grid > .grid-item > .faq-icon {
  display: block;
  width: 16vw;
  height: 16vw;
  margin-bottom: 10px;
}
.faq-wrap > .faq-grid > .grid-item > .faq-name {
  font-size: 14px;
}
.level1-wrap {
  padding: 15px;
  height: 100%;
  overflow: hidden;
  overflow-y: auto;
}
.level1-wrap > .level1-list {
  padding: 10px 0;
}
.link-list-item {
  display: flex;
  align-items: center;
  position: relative;
  width: 100%;
  padding: 15px 0;
  border-bottom: 1px solid #efefef;
}
.link-list-item > .link-icon {
  display: block;
  width: 20px;
  height: 20px;
  margin-right: 8px;
}
.link-list-item > .link-name {
  font-size: 16px;
  line-height: 16px;
}
.link-list-item::after {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  border-top: 1px solid #bbbbbb;
  border-right: 1px solid #bbbbbb;
  transform: translateY(-50%) rotate(45deg);
  position: absolute;
  right: 2px;
  top: 50%;
}
.link-list-item:active {
  background-color: #efefef;
}