body {
  margin: 0;
  overflow: hidden;
}
.bgimg {
  position: relative;
  z-index: 1;
  left: 0;
  top: 0;
  width: 110%;
  height: 110vh;
  overflow: hidden;
}
.blue1,
.blue2 {
  position: absolute;
  left: -5%;
  bottom: 5%;
  width: 100%;
  height: 250px;
}
.blue1 {
  background: url(/home/image/blue1.png) 0 0 no-repeat;
  background-size: cover;
  z-index: 1;
  animation: wave2 3.5s 0.1s infinite linear;
}
.blue2 {
  background: url(/home/image/blue2.png) 0 0 no-repeat;
  background-size: cover;
  z-index: 2;
  animation: wave2 4.5s 0.2s infinite linear;
}
@keyframes wave1 {
  0% {
    -webkit-transform: rotateZ(0deg) translate3d(0, 10%, 0) rotateZ(0deg);
    -moz-transform: rotateZ(0deg) translate3d(0, 10%, 0) rotateZ(0deg);
    transform: rotateZ(0deg) translate3d(0, 10%, 0) rotateZ(0deg);
  }
  100% {
    -webkit-transform: rotateZ(360deg) translate3d(0, 10%, 0) rotateZ(-360deg);
    -moz-transform: rotateZ(360deg) translate3d(0, 10%, 0) rotateZ(-360deg);
    transform: rotateZ(360deg) translate3d(0, 10%, 0) rotateZ(-360deg);
  }
}
@keyframes wave2 {
  0% {
    -webkit-transform: rotate(0deg) translate(0, 10%) rotate(0deg);
    -moz-transform: rotate(0deg) translate(0, 10%) rotate(0deg);
    transform: rotate(0deg) translate(0, 10%) rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg) translate(0, 10%) rotate(-360deg);
    -moz-transform: rotate(360deg) translate(0, 10%) rotate(-360deg);
    transform: rotate(360deg) translate(0, 10%) rotate(-360deg);
  }
}
.loginbox {
  position: absolute;
  padding: 0;
  z-index: 2;
  top: 100px;
  left: 50%;
  transform: translate(-50%, 0);
  box-shadow: 0 30px 30px -15px rgba(0, 0, 0, 0.4);
}
.box-top {
  padding: 0 20px;
  width: 100%;
  height: 71px;
  line-height: 71px;
  background-color: #4f8fd4;
  color: #fff;
  font-size: 20px;
  border-radius: 3px;
}
.box-bottom {
  padding: 90px 0;
  background-color: #edf1f9;
}
.welcome {
  margin-bottom: 40px;
  text-align: center;
  font-size: 36px;
  color: #79808e;
}
.welcome span {
  margin-left: 30px;
  color: #4f8fd4;
}
.loginform {
  margin: 0 auto;
  width: 300px;
}
.loginform .control-label {
  padding-top: 14px;
}
.loginbtn {
  display: block;
  margin: 40px auto 0;
  width: 196px;
  height: 43px;
  line-height: 43px;
  font-size: 16px;
}