.header {
  background-color: #2ca1ca;
}
/* .container,.container-fluid {
  min-width: 1200px;
} */
.container >p {
  margin-bottom: 0;
}
.container >a {
  color: inherit;
}
.welcome {
  background-color: #136d8d;
  font-size: 12px;
  color: #fff;
  height: 26px;
  line-height: 26px;
}
.welcome div {
  padding-left: 17px;
}
.navbar-brand {
  margin-right: 20px;
}
.nav-item {
  text-align: center;
  margin-right: 10px;
}
.navbar {
  padding: 0;
}
img {
  width: 100%;
  height:  auto;
}
.section-1 .col-sm-9 {
  padding: 0 5px;
  background: url('/img/background.png') no-repeat center center;
  background-size: contain;
  min-height: 100px;
}
.section-1 .col-sm-3 {
  padding: 0 5px;
}
.list-group {
  list-style: circle;
}
.card-body a {
  transition: .25s;
}
.card-body a:hover {
  color: #0072ff;
}
.list-group li{
  list-style: disc;
}
.list-group-item {
  padding: 0;
  text-align: left;
}
.list-group-item .btn {
  padding: 0;
  text-align: left;
}
.card-header {
  padding: 10px;
}
.card-body {
  padding: 10px;
}
h3 {
  position: relative;
  height: 18px;
  line-height: 18px;
  font-size: 16px;
  padding-left: 18px;
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  margin-top: 20px;
  margin-bottom: 20px;
  width: 100%;
}
h3::before {
  position: absolute;
  content: "";
  left: 0;
  top: 2px;
  width: 14px;
  height: 14px;
  background-color: #2ca1ca;
}
h3 .btn {
  margin-left: 8px;
  font-size: 13px;
  color: #2ca1ca;
  cursor: pointer;
}
.section-2 .col-sm-3 img{
  box-shadow: 0 2px 12px 0 rgba(0,0,0,.1);
  transition: .5s;
}

.section-2 .col-sm-3 img:hover{
  box-shadow: 0 2px 12px 0 rgba(0,0,0,.5);
}

.section-2 .col-sm-3 p{
  font-size: 13px;
  line-height: 20px;
  height: 20px;
  overflow: hidden;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
  margin-top: 10px;
  font-family: PingFangSC-Regular,sans-serif;
}

.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 15px;
  background-color: #eee;
  font-size: 0.8rem;
}

.tab {
  margin-top: 10px;
  display: flex;
  flex-direction: row;
  margin-bottom: 20px;
}

.tab > div {
  font-size: 14px;
  color: #303133;
  position: relative;
  height: 40px;
  line-height: 40px;
  margin-right: 40px;
  font-family: PingFangSC-Semibold,sans-serif;
  cursor: pointer;
  transition: .15s;
}

.tab > div.active {
  font-size: 14px;
  color: #2ca1ca;
}
.tab > div:hover {
  font-size: 14px;
  color: #2ca1ca;
}

.tab > div.active::after {
  content: '';
  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background-color: #2ca1ca;
}

.section-2.active {
  display: flex;
}
.section-2.hidden {
  display: none;
}
.section-2 .col-sm-3 {
  cursor: pointer;
}
.detail h4 {
  font-size: 18px;
  color: #323232;
}
.detail p {
  font-size: 14px;
  color: #666;
}

.detail .img {
  margin-top: 20px;
}

.detail .img img {
  width: 70%;
  margin: 0 auto;
  height: auto;
  display: block;
}