html {
  font-family: Roboto-Regular;
  height: 100%;
}
body {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.nav-box {
  flex: 0 0 auto;
}
.middle {
  width: 100%;
  margin-top: 64px;
  flex: 1 0 auto;
}
.footer {
  flex: 0 0 auto;
}
.nav-box {
  width: 100%;
  height: 64px;
  background-color: #282f39;
  position: fixed;
  left: 0;
  top:0;
  z-index: 999;
}

.logo {
  display: inline-block;
  width: 185px;
}
.nav-ul {
  display: inline-block;
  margin-left: 20px;
}
.nav-ul li {
  display: inline-block;
  margin: 19px;
  font-weight: normal;
}
.nav-ul li a {
  color: #8e8d8f;
  font-size: 15px;
  display: block;
  width: 100%;
  height: 100%;
}
.nav-ul .active a {
  color: #ffffff;
  font-size: 15px;
}
/* .nav-ul li:nth-of-type(2) a{
  padding-right: 10px;
  background-image: url(../images/home/home_arrow@2x.png);
  background-repeat: no-repeat;
  background-position: 38px center;
  background-size: 20px;
} */
.change-lan {
  float: right;
  margin-top: 19px;
  font-size: 14px;
  color: #f99b00;
}
.active {
  border-bottom: 2px solid #02c792;
}
.footer {
  width: 100%;
  height: 68px;
  background-color: #444444;
}
.footer-con {
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-con .ft-logo {
  width: 122px;
}
.ft-icon {
  width: 24px;
  margin-left: 10px;
}
.footer-con span {
  font-family: RobotoCondensed-Regular;
  font-size: 14px;
  color: #8e8d8f;
  line-height: 16px;
}
.mail {
  display: block;
  padding-left: 27px;
  background-image: url(../images/baseline-email-24px@2x.png);
  background-repeat: no-repeat;
  background-position: left center;
  background-size: 24px;
}
.nowrap {
  white-space: nowrap;
}