body {
    font-family: Arial, sans-serif;
    display: flex;
    min-height: 100vh;
    margin: 0;
    background-color: #f4f4f4;
}

.sidebar {
    width: 250px;
    background-color: #333;
    color: white;
    padding: 20px;
}

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

.sidebar ul li {
    margin: 10px 0;
}

.sidebar ul li a {
    color: white;
    text-decoration: none;
}

.content {
    flex-grow: 1;
    padding: 20px;
    background-color: white;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table th, table td {
    padding: 10px;
    border: 1px solid #ccc;
}

table th {
    background-color: #f2f2f2;
}

button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
    margin-top: 10px;
}

button:hover {
    background-color: #45a049;
}

textarea {
    width: 100%;
    height: 100px;
}

form input[type="file"] {
    margin-top: 10px;
}
