.lhtml {
  margin: 0px;
  padding: 0px;
  height: 100%;
  font-family: 'Arial', sans-serif;
  background-image: url('../img/loginbkgd.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  justify-content: center;
  align-items: center;
}
.lbody{
  margin: 0px;
  padding: 0px;
  font-family: 'Arial', sans-serif;
  background-size: cover;
  background-position: center;
  display: flex;
  justify-content: center;
  align-items: center;
  height: auto;
}
.login-container {
  width: 100%;
  max-width: 400px;
  padding: 0px;
  text-align: center;
  padding-right: 70px;

}

.login-box {
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  padding: 30px;
  width: 100%;
  max-width: 350px;
}

.login-box h2 {
  margin-bottom: 20px;
  color: #333;
}

.input-group {
  margin-bottom: 20px;
  position: relative;
}

.input-group label {
  display: block;
  margin-bottom: 5px;
  color: #666;
}

.input-group input {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
  box-sizing: border-box;
}

button {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 5px;
  background-color: #007BFF;
  color: white;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #0056b3;
}

@media (max-width: 768px) {
  .login-container {
    width: 100%; /* 增加宽度百分比，确保在小屏幕上更好地居中 */
    padding: 10px; /* 减少内边距，使登录框更紧凑 */
    padding-right: 70px;
  }
}

/*.back-button {*/
/*  display: block;*/
/*  width: 100%;*/
/*  padding: 12px;*/
/*  margin-top: 15px;*/
/*  border: none;*/
/*  border-radius: 5px;*/
/*  background-color: #6c757d;*/
/*  color: white;*/
/*  text-decoration: none;*/
/*  text-align: center;*/
/*  font-size: 16px;*/
/*  cursor: pointer;*/
/*  transition: background-color 0.3s;*/
/*}*/

/*.back-button:hover {*/
/*  background-color: #5a6268;*/
/*}*/