* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-size: 14px;
  font-family: Helvetica Neue, Helvetica, PingFang SC, \5FAE\8F6F\96C5\9ED1, Tahoma, Arial, sans-serif;
}
.main {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background-color: #4790D0;
  z-index: 10;
}
.banner {
  position: absolute;
  background-color: #f2f2f2;
  top: 50%;
  width: 100%;
  transform: translateY(-70%);
  height: 300px;
}
.logo-view {
  position: relative;
  text-align: center;
  margin-left: 0 auto;
  margin-top: 40px;
  height: 80px;
}
.logo {
  position: absolute;
  background-color: #ececec;
  border-radius: 5px;
  padding: 8px 5px 2px 5px;
  box-shadow: 1px 1px 1px 0px #cbc7c7;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.logo img {
  width: 70px;
  height: 70px;
}
.info {
  margin-top: 50px;
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 2px;
  color: #4790D0;
  text-align: center;
}
.bottom {
  position: absolute;
  width: 100%;
  bottom: 20px;
  text-align: center;
  font-size: 14px;
}
.error-nav {
  margin-top: 50px;
  text-align: center;
  font-size: 16px;
  color: #727272;
}
.error-nav a {
  margin: 0 25px;
  color: #727272;
  text-decoration: none;
}
.error-nav a:hover {
  color: #4790D0;
}