.center_container {
  display: flex;
  justify-content: center; /* 水平居中 */
  height: 100vh; /* 容器高度，根据需要调整 */
}
.center_box {
  display: flex;
  justify-content: center; /* 水平居中 */
}
.layadmin-user-login-footer{position: absolute; left: 0; bottom: 0; width: 100%; line-height: 30px; padding: 20px; text-align: center; box-sizing: border-box; color: rgba(0,0,0,.5)}