body {
            background-color: firebrick;
            color: aliceblue;
            font-family: Arial, sans-serif;
        }
        nav {
            background-color: #f2f2f2;
            padding: 10px;
        }
        button {
            background-color: firebrick;
            border-color: firebrick;
            color: aliceblue;
            cursor: pointer;
            font-size: 16px;
            margin-right: 10px;
            padding: 10px 20px;
        }
        button:hover {
            background-color: aliceblue;
            border-color: darkred;
            color: firebrick;
        }
        form {
            background-color: white;
            border-radius: 5px;
            color: black;
            margin: 30px;
            margin-left: auto;
            margin-right: auto;
            padding: 20px;
            width: 600px;
        }
        input, select, textarea {
            border: 1px solid #ccc;
            border-radius: 4px;
            box-sizing: border-box;
            margin: 10px 0;
            padding: 10px;
            width: 100%;
        }
        input[type="submit"] {
            background-color: firebrick;
            border: none;
            color: white;
            cursor: pointer;
        }
        input[type="submit"]:hover {
            background-color: darkred;
        }