body {
  font-family: "Source Han Sans CN", sans-serif;
}

.login-main {
  width: 100vw;
  height: 100vh;
  position: relative;
  overflow: hidden;
  background: #FFFFFF url("../img/login/platform/login.png") no-repeat;
  display: flex;
  align-items: center;
}

.login-box {
  height: 80vh;
  position: relative;
  opacity: 0;
}

.login-form-box {
  width: 25vw;
  left: 100px;
  animation: login-form-box-show 1500ms;
  animation-fill-mode: forwards;
  animation-delay: 350ms;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-form-box .decorate {
  width: 12vw;
  height: 12vw;
  border-radius: 100% !important;
  background-image: linear-gradient(to bottom, #7d2ae6, #2091ed);
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: -4vw;
  right: -4vw;
}

.login-form-box .decorate::before {
  content: '';
  display: block;
  width: 93%;
  height: 93%;
  border-radius: 100% !important;
  background: #FFFFFF;
}

.login-form-box .login-content {
  width: 80%;
}

.login-form-box .login-content .login-title {
  font-size: 30px;
  font-weight: bold;
  color: #333;
  margin-bottom: 50px;
  display: flex;
  flex-direction: column;
}

.login-form-box .form-row {
  margin-bottom: 35px;
  position: relative;
}

.login-form-box .form-row .form-img {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 70px;
}

.login-form-box .form-row .form-img img {
  margin-left: 10px;
}

.login-form-box .form-row input {
  border: none;
  border-bottom: 1px solid #ccc;
  padding: 15px 10px 15px 70px;
  outline: none;
  font-size: 20px;
  width: 100%;
  transition: all 300ms;
  background: transparent;
}

.login-form-box .login-content .btn-login {
  width: 60%;
  color: #FFFFFF;
  background: #1673e4;
  font-size: 26px;
  margin-top: 40px;
  padding: 10px;
  margin-bottom: 20px;
}

.btn-login:hover, .btn-login:focus, .btn-login:active {
  background: #2b80e8 !important;
  box-shadow: 0 0 10px 0 rgba(22, 98, 237, 0.8) !important;
}

@keyframes login-form-box-show {
  from {
    opacity: 0;
    left: 100px;
  }
  to {
    opacity: 1;
    left: 200px;
  }
}