.container{
  overflow: hidden;
}
.banner{
  position: relative;
  width:100%;
  height:37.5rem;
  background: url(../images/about/banner.png) no-repeat;
  background-size: 100%;
}
.banner .menu{
  padding: 0.625rem 11.25rem;
}
.banner .menu img{
  width: 17.75rem;
  height: 1.875rem;
}
.banner .menu ul li a{
  color:rgba(255,255,255,.8);
  padding: 0.625rem;
  font-size:1.125rem;
  margin-right: 2.375rem;
}
.banner .menu ul li:nth-child(4) a{
  border-bottom: 0.1875rem solid #3377FF;
}
.banner .menu ul li:hover a{
  border-bottom: 0.1875rem solid #3377FF;
}
.banner .menu ul li:nth-child(5) a,
.banner .menu ul li:last-child a{
  border:0.0625rem solid #ccc;
  border-radius: 0.3125rem;
  padding: 0.3125rem 1.25rem;
}
.details{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 0.0625rem solid #ccc;
  padding: 1.25rem 6.25rem;
  color: #f5f5f5;
  text-align: center;
  font-size: 1.25rem;
}
.details p{
  line-height: 200%;
}
.title {
  font-size: 2.125rem;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: rgba(51,51,51,1);
  padding-top: 6.25rem;
}
.about{
  text-align: center;
}
.content{
  padding-top: 9.375rem;
  padding-bottom: 9.375rem;
  align-items: unset;
}
.content img{
  width: 32rem;
  height: 32.5rem;
}
.about .content-about{
  width: 43.75rem;
  text-align: left;
  margin-left: 3.125rem;
}
.about .content-about .title{
  width: 8.75rem;
  padding-bottom: 1.25rem;
  padding-top: 0;
}
.about .content-about .title span{
  border-bottom: 0.25rem solid #333;
  padding-bottom: 1.25rem;
}
.about .content-about p{
  padding-top: 2.5rem;
  font-size: 1rem;
  line-height: 150%;
  color: #666;
}
.footer{
  background: rgba(0, 0, 0, .8);
  color: #f5f5f5;
  padding-left: 25rem;
  padding-bottom: 1.25rem;
}
.footer .title{
  color: #f5f5f5;
  padding-bottom: 0.625rem;
  padding-top: 2.5rem;
}
.footer p{
  font-size: 1.125rem;
  color: #3377FF;
  padding: 1.5625rem 0 0.625rem;
}