* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

img {
  -webkit-user-drag: none;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
}




/* loading animation begin*/
body {
  overflow: hidden;
}

.loading-out {
  position: absolute;
  z-index: 9999;
  background: rgb(244, 232, 204);
  overflow: hidden;
  width: 100vw;
  height: 100vh;
}

/* loading animation end*/




header ul {
  background-color: #d1cfd0;
  overflow: hidden;
}

header ul li {
  float: left;
}

header ul li a {
  display: block;
  padding: 10px 1.5vw;
  color: #000;
}

header ul li a:hover {
  color: #fff;
  background-color: #000;
}

header ul dl {
  display: none;
  position: absolute;
  z-index: 100;
  width: 100px;
  margin-left: -17.5px;
  border-radius: 6px 6px 4px 4px;
  box-shadow: 0 0 4px 3px #cd7281;
  overflow: hidden;
  background-color: #e4e4e4;
}

header ul dl dd {
  color: #323030;
  font-size: 14px;
  margin-bottom: 0;
}

header ul dl dd a {
  padding: 10px 4px;
}

header ul dl dd a:hover {
  background-color: #cd7281;
}

.scrollBar {
  position: fixed;
  right: 3vw;
  top: 6vw;
  z-index: 10;
}

.scrollBar .back {
  background-color: #fff;
  width: 39px;
  height: 39px;
  font-size: 12px;
  line-height: 36px;
  text-align: center;
  border-radius: 50%;
  border: 3px solid #000;
}

.scrollBar .bar {
  position: absolute;
  left: 6px;
  top: 60px;
  height: 200px;
  width: 27px;
  background-color: #fad8c9;
  border: 2px solid #000;
  border-radius: 18px;
}

.scrollBar .bar img {
  width: 44px;
  position: absolute;
  left: -45%;
  top: -13%;
}

nav a {
  display: block;
  position: absolute;
  top: 4vw;
  left: 4vw;
}

nav a img {
  width: 15vw;
}