@font-face {
  font-family: 'source';
  src: url('../font/SourceHanSansCN-Regular.ttf');
  src: url('../font/SourceHanSansCN-Regular.ttf') format('truetype'),
    url('../font/SourceHanSansCN-Regular.woff') format('woff'),
    url('../font/SourceHanSansCN-Regular_1.svg') format('svg');
}


.header{
  width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  background-color: #fff;
}
.logo{
  display: inline-block;
  width: 118px;
  height: 55px;
  margin-top: 18px;
}

.menu {
  height: 90px;
}

.menu li {
  display: inline-block;
  padding: 0 18px;
  
}

.menu li a {
  display: block;
  height: 90px;
  line-height: 90px;
  padding: 0 12px;
  cursor: pointer;
  color: #333;
  position: relative;
}
.menu li a:hover{
  color: #27aede;
}
.menu li a::after{
  display: none;
  content: '';
  width: 100%;
  padding: 0 18px;
  position: absolute;
  height: 1px;
  left: 50%;
  transform: translateX(-50%); 
  bottom: 1px;
  background-color: #27aede;
}
.menu li a:hover::after{
  display: block;
}

.main-panel{
  background: url('../image/main_panel1.jpg') no-repeat;
  background-size: 100% 100%;
  height: 500px;
}

.area-title{
  height: 26px;
  font-size: 26px;
  text-align: center;
  color: #333;
  margin: 60px auto 0;
  font-weight: bold;
}
.area-title img{
  width: 24px;
  height: 15px;
}
.cooperate{
  width: 1200px;
  margin: 0 auto;
  padding-bottom: 58px;
}
.cooperate-item{
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-top: 56px;
}
.cooperate-item img{
  width: calc(20% - 22px);
  margin: 0 22px 22px 0;
}


















::-webkit-scrollbar {
  display: block !important;
  
  width: 8px; 
  height: 8px;
}
 
::-webkit-scrollbar-thumb {
  
  border-radius: 10px;
  
  background: #d3d3d3;
}
 
::-webkit-scrollbar-track {
  
  border-radius: 10px;
  background: #ededed;
}