#headerBar {
  position: fixed;
  overflow: hidden;
  z-index: 10;
  width: 100%;
  transition: all 0.5s ease;
  background-color: #ffffff;
  box-shadow: 0px 4px 6px 0px rgba(0, 0, 0, 0.3);
}

#headerBar.scrolled {
  box-shadow: 0px 4px 6px 0px rgba(0, 0, 0, 0.3);
}

#header_menu {
  margin-right: 30px;
  display: none;
  height: 36px;
  width: 36px;
  background-image: url(../../res/images/header_menu.svg);
  transition: all 0.2s ease-in-out;
}

#header_menu.show {
  transform: rotate(180deg);
  background-image: url(../../res/images/header_menu_act.svg);
}

@media screen and (max-width: 1240px) {
  #header_menu {
    display: block;
  }
}

#menuList {
  flex-direction: column;
  justify-content: space-around;
  box-sizing: border-box;
  opacity: 0;
  padding-left: 30px;
  padding-right: 30px;
  max-height: 0;
  transition: all 0.2s ease-in-out;
}

#menuList.show {
  display: flex;
  opacity: 1;
  background-color: #fff;
  max-height: 528px;
  transition: all 0.2s ease-in-out;
}
#menuList a {
  color: #fff;
}
#menuList .menuSite {
  font-size: 20px;
  font-weight: bold;
  line-height: 30px;
  letter-spacing: 0em;
  color: #333333;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
  padding-top: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid #333333;
}
#menuList .menuSite:last-child {
  border-bottom: unset;
}

#menuList .menuSite:hover {
  color: #47a0ec;
}

.nav {
  position: relative;
  display: flex;
  width: 100%;
  max-width: 1240px;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  margin-left: auto;
  margin-right: auto;
}

.nav a {
  margin-left: 20px;
  line-height: 60px;
  color: #0089ff;
  align-items: center;
}

.logo {
  /* padding-left: 15px; */
  flex: 3;
  float: left;
  width: 60px;
  height: 60px;
  display: flex;
  justify-content: left;
  text-align: center;
  transition: all 1ms ease;
}

.logo .logo-pic {
  display: block;
  transition: all 1s ease;
}

.nav-bt {
  flex: 7;
  position: relative;
  display: flex;
  top: 0;
  right: 0;
  max-width: 692px;
  height: 100px;
  transition: opacity 0.3s ease-in;
}

.nav a {
  font-size: 26px;
  color: black;
}

@media screen and (max-width: 1240px) {
  .nav-bt {
    display: none;
  }
}

@media screen and (max-width: 750px) {
  .logo {
    padding-left: 15px;
  }
  .logo,
  .logo-pic {
    transition: all 1s ease;
    /* width: 85%; */
  }
}
.nav-bt a {
  flex: 120;
  color: #333333;
  height: 100px;
  z-index: 10;
  line-height: 100px;
  font-size: 20px;
  text-align: center;
}
.nav-bt a:hover {
  color: #47a0ec;
}

.nav-bt a:first-child {
  flex: 92;
}

.nav-bt .slider {
  width: 100px;
  position: absolute;
  bottom: 18px;
  height: 4px;
  background-color: #47a0ec;
  z-index: 9;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-bt .sliderBack {
  width: 80px;
  position: absolute;
  bottom: 18px;
  height: 64px;
  background: linear-gradient(
    0deg,
    rgba(244, 191, 30, 0.16) 0%,
    rgba(244, 191, 30, 0) 100%
  );
  z-index: 9;
  transition: all 0.3s ease;
}

.start-home,
.nav-bt > a:nth-child(1):hover ~ div {
  left: 6px;
}

.start-solution,
.nav-bt > a:nth-child(2):hover ~ div {
  left: 112px;
}

.start-product,
.nav-bt > a:nth-child(3):hover ~ div {
  left: 232px;
}

.start-service,
.nav-bt > a:nth-child(4):hover ~ div {
  left: 352px;
}

.start-aboutus,
.nav-bt > a:nth-child(5):hover ~ div {
  left: 472px;
}

.start-new,
.nav-bt > a:nth-child(6):hover ~ div {
  left: 592px;
}