body {
    font-family: Arial, sans-serif;
    background-color: #f9f9f9;
    color: #333;
    margin: 20px;
}

h1 {
    color: #2c3e50;
}

table {
    border: 1px solid #999;
    border-collapse: collapse;
}

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

textarea {
    width: 100%;
    height: 80px;
    font-family: Arial, sans-serif;
    font-size: 14px;
}

input[type="range"] {
    width: 200px;
}

input[type="button"] {
    padding: 6px 12px;
    font-size: 14px;
    cursor: pointer;
    background-color: #2c3e50;
    color: white;
    border: none;
    border-radius: 4px;
}

input[type="button"]:hover {
    background-color: #34495e;
}