html,
body {
  position: relative;
  width: 100%;
  height: 100%;
}
.home {
  width: 100%;
  height: 100%;
  background: url(../images/enter.jpg) no-repeat;
  background-size: 100% 100%;
}
.home .logo {
  position: absolute;
  top: 74px;
  left: 29px;
}
.home .slogan {
  position: absolute;
  top: 162px;
  left: 50%;
  transform: translateX(-50%);
}
.home .build {
  position: absolute;
  bottom: 0;
}
.home .enter {
  position: absolute;
  bottom: 86px;
  left: 50%;
  transform: translateX(-50%);
}