header,
nav,
section,
footer {
  display: flex;
  flex-direction: column;
  align-items: center;
}
header .header,
nav .header,
section .header,
footer .header,
header .nav,
nav .nav,
section .nav,
footer .nav,
header .hb,
nav .hb,
section .hb,
footer .hb,
header .service,
nav .service,
section .service,
footer .service,
header .management,
nav .management,
section .management,
footer .management,
header .education,
nav .education,
section .education,
footer .education,
header .footer,
nav .footer,
section .footer,
footer .footer {
  width: 1100px;
}
.header {
  height: 120px;
}
.header .box {
  justify-content: space-between;
  margin-top: 51px;
  display: flex;
}
.header .box .logo {
  width: 171px;
  height: 58px;
}
.header .box .search input {
  width: 556px;
  height: 50px;
}
.header .box .search .btn {
  width: 66px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.header .box .search .btn img {
  width: 24px;
  height: 22px;
}
.nav {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 24px;
}
.nav li {
  position: relative;
}
.nav li a {
  color: #fff;
  display: block;
  line-height: 50px;
}
.nav li .nav2 {
  display: none;
  position: absolute;
  right: 0;
}
.nav li .nav2 .sj {
  position: absolute;
  top: -2px;
  right: 29px;
  width: 0;
  height: 0;
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  border-bottom: 19px solid #fff;
}
.nav li .nav2 .list {
  position: relative;
  top: 10px;
  background-color: #fff;
  padding: 20px;
  border-radius: 4px;
}
.nav li .nav2 .list li {
  min-width: 126px;
  display: block;
  white-space: nowrap;
}
.nav li .nav2 .list a {
  color: #666666;
  font-size: 17px;
}
.nav li .nav2 .list a:hover {
  color: #FB8302 !important;
}
.hb {
  background-image: url(../images/-s-bgm.png);
  background-size: cover ;
}
.service,
.management,
.education {
  height: 772px;
}
.service .box a:hover {
  font-weight: normal;
}
.education .box {
  width: 530px;
  height: 308px;
  background-color: #fff;
}
.education .box .info {
  flex: 1;
  padding: 43px 33px;
}
.education .box .info .title {
  font-size: 22px;
  font-weight: bold;
}
.education .box .info .content {
  font-size: 16px;
}
.education .box .info .btn {
  width: 132px;
  height: 33px;
  border-radius: 15px;
  color: #fff;
}
.education .line {
  width: 2px;
  height: 308px;
  background-color: #e5e7e9;
}
.management a {
  color: #fff;
}
footer {
  background-color: #555555;
}
footer .footer a:hover {
  font-weight: normal;
}