body, h2, form {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
}


body {
    background-color: #f3f4f6; 
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    flex-direction: column;
}


.login-container {
    background: linear-gradient(135deg, #4C97FF, #6FBEFF); 
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    width: 350px;
    text-align: center;
}

h2 {
    color: #ffffff; 
    font-size: 28px;
    margin-bottom: 20px;
    font-weight: bold;
}


.form-group {
    margin-bottom: 20px;
    text-align: left;
}


label {
    display: block;
    margin-bottom: 8px;
    color: #ffffff;  
}


input[type="text"], input[type="password"] {
    width: 100%;
    padding: 12px;
    margin-top: 5px;
    border: 1px solid #d1d1d1; 
    border-radius: 6px;
    font-size: 16px;
    box-sizing: border-box;
    background-color: #ffffff;
    transition: border 0.3s ease;
}


input[type="text"]:focus, input[type="password"]:focus {
    border: 1px solid #4C97FF; 
    outline: none;
}


input[type="text"]::before, input[type="password"]::before {
    content: '\1F464';  
    font-size: 18px;
    color: #4C97FF;  
    margin-right: 10px;
    padding-left: 10px;
}


input[type="submit"] {
    width: 100%;
    padding: 14px;
    background-color: #4C97FF; 
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-weight: bold;
}

input[type="submit"]:hover {
    background-color: #3b7dd8; 
}


.message {
    margin-top: 20px;
    padding: 10px;
    border-radius: 6px;
    font-size: 14px;
    text-align: center;
}

.message.success {
    background-color: #28a745;
    color: white;
}

.message.error {
    background-color: #dc3545;
    color: white;
}


a {
    color: #ffffff; 
    text-decoration: none;
    font-size: 14px;
    display: block;
    margin-top: 20px;
}

a:hover {
    text-decoration: underline;
}

.error-message {
    color: red;
    font-size: 16px;
    margin-bottom: 20px;
}


.back-button {
    display: inline-block;
    background-color: #f0f0f0;
    padding: 10px 15px;
    border-radius: 5px;
    text-decoration: none;
    color: #333;
    font-size: 16px;
    margin-top: 10px;
}

.back-button:hover {
    background-color: #ddd;
}