/* style.css */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    padding: 20px;
}

header,
footer {
    text-align: center;
    margin-bottom: 30px;
}

main {
    max-width: 800px;
    margin: auto;
}

section {
    background: #fff;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
}

h2 {
    margin-bottom: 10px;
}

ul {
    list-style: none;
}

li,
p {
    margin-bottom: 8px;
}

button {
    padding: 8px 16px;
    margin-right: 10px;
    border: none;
    background-color: #0055aa;
    color: white;
    border-radius: 4px;
    cursor: pointer;
}

button:disabled {
    background-color: #999;
    cursor: not-allowed;
}

button:hover:not(:disabled) {
    background-color: #003f7f;
}