header {
  display: flex;
  color: #ffffff;
  background-color: #0C1E5E;
  justify-content: space-around;
}
@media (max-width: 600px) {
  header {
    position: fixed;
    width: 100%;
    z-index: 10;
  }
}
header .siteName {
  margin: 5% 0;
}
@media (max-width: 600px) {
  header .siteName {
    margin: 0 0 2% 40px;
  }
}
header a {
  display: inline-block;
  position: relative;
  text-decoration: none;
}
header a:before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background: #fff;
  transform: scale(0, 1);
  transition: 0.4s;
}
header a:hover:before {
  transform: scale(1);
}
header h2 {
  font-size: 2.4rem;
}
@media (max-width: 600px) {
  header h2 {
    font-size: 1.8rem;
  }
}
header h3 {
  font-size: 1.6rem;
  text-align: center;
}
@media (max-width: 600px) {
  header h3 {
    font-size: 1.2rem;
  }
}
header .header-Nav {
  margin: auto 0 auto 0;
}
@media (max-width: 600px) {
  header .header-Nav {
    margin: 0 auto;
  }
}
@media (max-width: 600px) {
  header .menu-menu-1-container {
    display: none;
  }
}
header #mask {
  display: none;
}

.toggle_btn {
  display: block;
  position: fixed;
  top: 11px;
  right: 45px;
  width: 30px;
  height: 30px;
  transition: all 0.5s;
  cursor: pointer;
  z-index: 20;
}
@media (min-width: 601px) {
  .toggle_btn {
    display: none;
  }
}
.toggle_btn span {
  display: block;
  position: absolute;
  left: 0;
  width: 30px;
  height: 1.5px;
  background-color: #fff;
  border-radius: 4px;
  transition: all 0.5s;
}
.toggle_btn span:nth-child(1) {
  top: 5px;
}
.toggle_btn span:nth-child(2) {
  top: 14px;
}
.toggle_btn span:nth-child(3) {
  top: 23px;
}

.open#header {
  height: 60%;
}

.open.toggle_btn span:nth-child(1) {
  transform: translateY(9px) rotate(-315deg);
}

.open.toggle_btn span:nth-child(2) {
  opacity: 0;
}

.open.toggle_btn span:nth-child(3) {
  transform: translateY(-9px) rotate(315deg);
}

.open.menu-menu-1-container {
  display: block;
  text-align: center;
  position: relative;
  z-index: 300;
}
.open.menu-menu-1-container ul {
  display: inline;
  position: relative;
  top: 100px;
}
.open.menu-menu-1-container ul li {
  margin: 0 0 70% 0;
}

.open.siteName {
  display: none;
}

.open#mask {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000;
  opacity: 0.8;
  z-index: 10;
  cursor: pointer;
}

.menu {
  display: flex;
  font-size: 1.6rem;
}

.menu-item {
  margin: 0 20px 0 20px;
}
@media (max-width: 600px) {
  .menu-item {
    margin: 10%;
  }
}

.title-pic {
  position: relative;
  background-color: #ECF3FB;
}
@media (max-width: 600px) {
  .title-pic .site-pic {
    margin-top: 9%;
  }
}

.site-title {
  position: absolute;
  top: 15%;
  left: 50%;
  width: 35%;
}
@media (max-width: 600px) {
  .site-title {
    position: absolute;
    top: 40%;
    left: 20%;
    width: 65%;
  }
}/*# sourceMappingURL=header.css.map */