.page {
  width: 100%;
  min-height:400px;
}
.nowap{
  display: block;
}
.wap{
  display: none;
}
.li-b-whatisvpn{
  color:#46B96C !important;
}
.menu-flex .menu-flex-auto .li-b-whatisvpn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: #46B96C;
  transform: scaleX(1);
}
.what-banner{
  min-width: 1230px;
  /* height: 640px; */
  background: #fff;
  background: url(../img/whatisvpn_bg.png) 50% no-repeat;
}
.what-center{
  width: 1230px;
  height: auto;
  margin: 0 auto;
  overflow: hidden;
  padding-left: 30px;
}
.what-banner-text{
  float: left;
  width: 600px;
  height: 640px;
}
.what-banner-text1{
  margin-top: 138px;
  font-size: 40px;
  font-weight: 600;
  color: #46B96C;
  line-height: 40px;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.4);
}
.what-banner-text2{
  margin-top: 20px;
  font-size: 20px;

  font-weight: 400;
  color: #666666;
  line-height: 30px;
}
.what-banner-text3{
  margin-top: 80px;
  width: 225px;
  height: 60px;
  line-height: 60px;
}
.what-banner-img{
  float: right;
  margin-top: 110px;
}

/* what-need */
.what-need{
  min-width: 1230px;
  /* height: 524px; */
  text-align: center;
  background-color: #F3F4F6;
}
.what-need-title{
  margin-top: 100px;
  font-size: 40px;
  font-weight: 600;
  color: #212121;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.4);
}
.what-need-text{
  margin-top: 24px;
  font-size: 28px;
  font-weight: 400;
  color: #666666;
  line-height: 40px;
}
.why-need-title{
  margin-top: 120px;
  font-size: 40px;
  line-height: 60px;
  font-weight: 600;
  color: #212121;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.4);
  /* text-decoration: overline underline; */
  /* text-underline-offset: 12px; */
  /* border: 3px solid; */
  border-left: 0;
  border-right: 0;
  padding: 5px 0;
}

/* page */
.page-link-line{
  width: 40px;
  height: 4px;
  background: #46B96C;
  margin: 24px 0 24px 0;
}
.page-stay{
  min-width: 1230px;
  height: 640px;
  background: #F3F4F6;
}
.page-stay-center{
  width: 1230px;
  padding-left: 30px;
  height: auto;
  margin: 0 auto;
  overflow: hidden;
}
.page-stay-center-text{
  margin-top: 186px;
  float: left;
  width: 600px;
}
.page-stay-center-text1{
  /* height: 40px; */
  font-size: 40px;

  font-weight: 600;
  color: #212121;
  line-height: 40px;
}
.page-stay-center-text2{
  width: 600px;
  height: 60px;
  font-size: 20px;

  font-weight: 400;
  color: #666666;
  line-height: 30px;
}
.page-stay-center-img{
  float: right;
  margin-top: 120px;
}
.page-content{
  min-width: 1230px;
  /* height: 600px; */
  background: #fff;
}
.page-content-center{
  width: 1230px;
  padding: 0 30px 50px 0;
  height: auto;
  margin: 0 auto;
  overflow: hidden;
}
.page-content-center-text{
  margin-top: 246px;
  float: right;
  width: 600px;
}
.page-content-center-text1{
  /* height: 40px; */
  font-size: 40px;

  font-weight: 600;
  color: #212121;
  line-height: 40px;
}
.page-content-center-text2{
  width: 600px;
  height: 60px;
  font-size: 20px;

  font-weight: 400;
  color: #666666;
  line-height: 30px;
}
.page-content-center-img{
  float: left;
  margin-top: 120px;
}

.servers-upgrade{
  min-width: 1230px;
  height: 600px;
  position: relative;
  background: url(../img/servers_bg1.png) no-repeat;
  text-align: left;
  overflow: hidden;
}
.servers-upgrade-title{
  width: 100%;
  text-align: center;
  font-size: 40px;

  font-weight: 600;
  color: #FFFFFF;
  line-height: 40px;
  text-shadow: 0px 4px 8px rgba(0,0,0,0.2);
  margin-top: 164px;
}
.servers-upgrade-text{
  width: 100%;
  text-align: center;
  margin-top: 30px;
  font-size: 28px;
  font-weight: 300;
  color: #FFFFFF;
  line-height: 28px;
  text-shadow: 0px 4px 8px rgba(0,0,0,0.2);
}
.servers-upgrade-btn{
  width: 225px;
  height: 60px;
  margin:80px auto 0 auto;
  line-height: 60px;
}
.servers-upgrade-day{
  width: 100%;
  text-align: center;
  margin-top: 20px;
  font-size: 14px;

  font-weight: 400;
  color: #999999;
  line-height: 14px;
}