body {
    background-color: #f0f8ff;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

h1, h2, h3 {
    color: #4682b4;
    font-weight: 400;
}

a {
    color: #2e8b57;
    text-decoration: none;
}

a:hover {
    color: #556b2f;
    text-decoration: underline;
}

.container {
    margin: 0 auto;
    max-width: 800px;
    padding: 20px;
}

button {
    background-color: #3cb371;
    border: none;
    border-radius: 5px;
    color: #fff;
    cursor: pointer;
    font-size: 16px;
    padding: 10px 20px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #2e8b57;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 10px;
    }
}