ops-web/src/assets/styles/login.scss

/* login */
.login-home {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  z-index: 8;
  background-image: url(../images/bg-home.png);
  background-repeat: no-repeat;
  background-size: cover;
  overflow: auto;
}

.login-box {
  position: absolute;
  width: 390px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9;

  background-color: #fff;
  box-shadow: 0px 25px 50px 0px rgba(0, 31, 208, 0.3);
  overflow: hidden;
  padding: 50px;
}

.login-title {
  text-align: center;
  margin-bottom: 26px;
  h1 {
    font-size: 16px;
  }

  img {
    display: block;
    width: 64px;
    height: 64px;
    margin: 0 auto;
  }
}
.login-form {
  .el-form-item:last-child {
    margin-bottom: 0;
  }
  .el-input__prefix {
    left: 9px;
  }
}