/* body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-image: url('school_bg.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    min-height: 100vh;
} */

.container {
    display: flex;
}

.sidebar {
    width: 220px;
    background: linear-gradient(135deg, #28a745 0%, #218838 100%);
    color: white;
    padding: 30px 20px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    border-right: 3px solid #ffffff;
}

.sidebar h2 {
    margin-top: 0;
    font-family: 'Arial', sans-serif;
    font-size: 24px;
    text-align: center;
    margin-bottom: 30px;
}

.sidebar ul {
    list-style-type: none;
    padding: 0;
}

.sidebar ul li {
    margin-bottom: 15px;
}

.sidebar ul li a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 15px;
    border-radius: 8px;
    transition: background-color 0.3s ease, transform 0.2s ease;
    font-weight: bold;
    text-align: center;
}

.sidebar ul li a:hover {
    background-color: #1e7e34;
    transform: translateX(5px);
}

.main-content {
    margin-left: 220px;
    padding: 20px;
    width: calc(100% - 220px);
    text-align: center;
}

h1 {
    color: #333;
}

table {
    width: 100%;
    max-width: 1200px;
    border-collapse: collapse;
    margin-top: 20px;
    margin-left: auto;
    margin-right: auto;
    background-color: #fff;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: center;
    width: 120px;
    height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
}

th {
    background-color: #f2f2f2;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

a {
    text-decoration: none;
    color: #007bff;
    margin-right: 10px;
}

a:hover {
    text-decoration: underline;
}

form {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    max-width: 500px;
    margin: 20px auto;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type="text"], input[type="date"], input[type="number"], select, textarea {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

textarea {
    height: 100px;
    resize: vertical;
}

input[type="submit"] {
    background-color: #28a745;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #218838;
}

.action-btn {
    display: inline-block;
    background-color: #ff6b35;
    color: white;
    padding: 10px 15px;
    text-decoration: none;
    border-radius: 4px;
    margin-right: 10px;
    margin-bottom: 10px;
}

.action-btn:hover {
    background-color: #e55a2b;
}

/* Login page styles */
.login-body {
    background-color: green;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-column {
    background-color: white;
    text-align: center;
    max-width: 400px;
    width: 100%;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.login-column form {
    background-color: white;
    margin: 0;
}

.login-column h1 {
    color: black;
}

.login-column label {
    color: black;
}

.edit-btn {
    display: inline-block;
    background-color: #000;
    color: white;
    padding: 5px 10px;
    text-decoration: none;
    border-radius: 4px;
    margin-right: 5px;
}

.edit-btn:hover {
    background-color: #333;
}

.delete-btn {
    display: inline-block;
    background-color: #dc3545;
    color: white;
    padding: 5px 10px;
    text-decoration: none;
    border-radius: 4px;
}

.delete-btn:hover {
    background-color: #c82333;
}