.main {
  background-color: rgba(197, 201, 203, 0.32);
}

.article {
  margin: 50px auto 0;
  width: 1280px;
  border-radius: 16px;
  background-color: #fff;
  box-sizing: border-box;
}

.university-profile .column-header {
  background: url(../images/university_profile.jpg) center no-repeat;
}
.university-profile .article {
  padding: 100px 128px;
}
.university-profile .sidebar {
  margin-right: 20px;
}
.university-profile .sidebar a {
  display: block;
  width: 240px;
  text-align: center;
  line-height: 70px;
  margin-bottom: -1px;
  border: 1px solid #b2b2b2;
  font-size: 24px;
  font-weight: 100;
  color: #4d4d4d;
  text-decoration: none;
}
.university-profile .sidebar .current a {
  color: #fff;
  background-color: #1b75ba;
}
.university-profile h2 {
  font-size: 24px;
  color: #1b75ba;
}
.university-profile h3 {
  font-size: 20px;
}
.university-profile p {
  text-indent: 2em;
  text-align: justify;
  font-size: 20px;
  font-weight: 100;
  line-height: 2;
}
.university-profile img {
  display: block;
}

.teacher-introduction .column-header {
  background: url(../images/teacher_interoduction.jpg) center no-repeat;
}
.teacher-introduction .article {
  padding: 100px 128px;
}
.teacher-introduction .article .banner {
  width: 100%;
}
.teacher-introduction .article p {
  font-size: 20px;
  font-weight: 100;
  color: #333;
  text-indent: 2em;
  line-height: 2;
}

.contact-us .column-header {
  background: url(../images/contant_us.jpg) center no-repeat;
}
.contact-us .article {
  padding: 100px 128px;
}
.contact-us .content {
  display: flex;
  align-items: start;
  margin-top: 80px;
}
.contact-us .location-icon {
  margin: 24px 24px 0 0;
}
.contact-us .address {
  margin: 20px 48px 0 0;
}
.contact-us .address,
.contact-us .address a {
  font-style: normal;
  font-weight: 100;
  color: #58595b;
  font-size: 24px;
  text-decoration: none;
}
.contact-us .address p {
  margin: 0;
}
.contact-us .qrcode-wrapper {
  font-weight: 100;
  font-size: 20px;
  text-align: center;
}
.contact-us .qrcode {
  display: block;
}

.customer-evaluation-article .column-header {
  background: url(../images/customer_evaluation.jpg) center no-repeat;
}
.customer-evaluation-article .article {
  padding: 70px 44px 44px;
}
.customer-evaluation-article h1 {
  text-align: center;
  font-size: 30px;
  line-height: 50px;
  font-weight: 600;
  color: #404040;
}
.customer-evaluation-article .info {
  font-size: 18px;
  line-height: 18px;
  font-weight: 100;
  color: #929497;
  text-align: center;
  margin-bottom: 2em;
}
.customer-evaluation-article hr {
  border: none;
  height: 1px;
  background-color: #cedbdc;
}
.customer-evaluation-article section {
  padding: 50px 77px;
}
.customer-evaluation-article section p {
  color: #333;
  font-size: 20px;
  font-weight: 100;
  line-height: 1.8;
  text-indent: 2em;
}

.custom-classes .column-header {
  background: url(../images/custom_classes.jpg) center no-repeat;
}
.custom-classes {
  margin-top: 80px;
  display: flex;
}
.custom-classes nav {
  position: sticky;
  top: 0;
}
.custom-classes .sidebar {
  margin-right: 20px;
}
.custom-classes .sidebar a {
  display: flex;
  align-items: center;
  width: 240px;
  height: 70px;
  margin-bottom: -1px;
  border: 1px solid #b2b2b2;
  font-weight: 100;
  color: #4d4d4d;
  text-decoration: none;
  box-sizing: border-box;
}
.custom-classes .sidebar :not(.current) a {
  text-indent: -2em;
  padding-left: 2.4em;
  font-size: 22px;
}
.custom-classes .sidebar .current a {
  justify-content: center;
  color: #fff;
  background-color: #1b75ba;
  font-size: 24px;
}
.custom-classes img {
  display: block;
  max-width: 100%;
}
.custom-classes h1 {
  display: inline-block;
  line-height: 74px;
  background: #064685;
  color: #fff;
  font-weight: 100;
  font-size: 36px;
  padding: 0 45px;
  margin: 0 0 30px 0;
  box-shadow: 4px 0 #fff, 29px 0 #0065b0, 33px 0 #fff, 52px 0 #0478bd,
    59px 0 #fff, 73px 0 #0a8cde;
}
.custom-classes h2 {
  color: #1b75b9;
  font-size: 24px;
}
.custom-classes img + h2,
.custom-classes div + h2 {
  margin-top: 60px;
}
.custom-classes h3 {
  color: #333;
  text-indent: 2em;
  font-size: 24px;
}
.custom-classes h4 {
  display: inline-block;
  font-size: 20px;
  background: #1b75b9;
  border-radius: 36px;
  height: 36px;
  line-height: 34px;
  padding: 0 22px;
  color: #fff;
  margin: 0 0 0 48px;
}
.custom-classes p {
  font-size: 20px;
  color: #333;
  text-indent: 2em;
}
.custom-classes .introduce {
  margin-bottom: 100px;
}
.custom-classes .introduce > p {
  margin-left: 48px;
  text-indent: 60px;
}
.custom-classes p > a {
  color: inherit;
  text-decoration: none;
}