html,
body {
  width: 100%;
  height: 100vh;
  min-width: calc(1200 /1920 *100vw);
}

.arrow {
  position: relative;
}



.header-fixed {
  width: 100% !important;
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed !important;
  left: 0;
  top: 0;
  transition: all 0.1s ease-in-out;
}

.header-fixed-color {
  background-color: white;
  
}
.header-font-color {
  color:black
}
.header-fontWhite-color {
  color:white
}


.header-fixed-transform {
  margin-top: calc( -60/1920 *100vw);
}

.header {
  position: relative;
}

.header .swiper-container {
  width: 100%;
  /* height: 700px; */
}

.header .header-top {
  width: 100%;
  height: calc( 75/1920 *100vw);
  position: absolute;
  left: 50%;
  top: 0;
  transform: translate(-50%);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* background-color: #1d4fd1; */
}

.header-top .logo {
  display: flex;
  margin-right: calc(100 /1920 *100vw);
  margin-left: calc(60 /1920 *100vw);
  margin-left: calc(303 /1920 *100vw);
}

.header-top .logo img {
  transform: translateY(-6px);
    vertical-align: middle;
    width: calc(393 /1920 *100vw);
}





.header-top .logo .wordBox .top {
  font-size: calc(12 /1920 *100vw);
  margin-bottom: calc(2 /1920 *100vw);
}

.header-top .logo .wordBox .bottom {
  font-size: calc(14 /1920 *100vw);
  font-weight: bold;
}

.header-top .nav {
  display: flex;
  font-size: calc(16 /1920 *100vw);
  /* color: #ffffff; */
  height: calc(70 /1920 *100vw);
  margin-right: calc(333 /1920 *100vw);
}
.navColor{
  color: white;
}

.header-top .nav .nav-item {
  position: relative;
  display: flex;
  align-items: center;
  padding-right: calc(16 /1920 *100vw);
}



.header-top .nav .nav-item.active::after {
  position: absolute;
  content: '';
  left: 50%;
  bottom: 0;
  margin-left: calc(-8 /1920 *100vw);
  border: calc(8 /1920 *100vw) solid transparent;
  border-bottom: calc(8 /1920 *100vw) solid #2396fa;
  border-radius: calc(2 /1920 *100vw);
}

.header-top .nav .nav-item .sub-nav {
  display: none;
  position: absolute;
  left: 69%;
  top: calc( 60/1920 *100vw);
  width: 140%;
  transform: translate(-50%);
  background-color: #fff;
}

.nav .nav-item .sub-nav li {
  padding: 0 calc(10 /1920 *100vw);
  margin: calc(10 /1920 *100vw) 0;
  line-height: 2em;
  color: black;
  position: relative;
}

.nav-item .sub2-nav {
  display: none;
  width: 140%;
  position: absolute;
  right: calc(-108 /1920 *100vw);
  top: 0;
  background-color: #fff;
}

.nav .nav-item .sub-nav li:hover {
  color: #031a81;
}

.nav-item + .nav-item {
  margin-left: calc(52 /1920 *100vw);
}

.header-top .action {
  display: flex;
  margin-left: calc(70 /1920 *100vw);
}

.header-top .action .btn {
  width: calc(108 /1920 *100vw);
  height: calc(36 /1920 *100vw);
  line-height: calc(36 /1920 *100vw);
  text-align: center;
  font-size: calc(14 /1920 *100vw);
  color: #fff;
  cursor: pointer;
}

.header-top .action .btn-login {
  border: calc(1 /1920 *100vw) solid #ffffff;
  margin-right: calc(24 /1920 *100vw);
}

.header-top .action .btn-try {
  background: rgba(255, 255, 255, 0.2);
}



.fixed-item.show-phone {
  position: relative;
}

.fixed-item.show-phone .consult-phone {
  display: none;
  position: absolute;
  left: calc(-219 /1920 *100vw);
  top: calc(31 /1920 *100vw);
  width: calc(220 /1920 *100vw);
  height: calc(88 /1920 *100vw);
  line-height: calc(88 /1920 *100vw);
  text-align: center;
  font-size: calc(16 /1920 *100vw);
  color: #031a81;
  background: url('../images/model.png') center no-repeat;
  background-size: cover;
}