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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    padding: 20px;
}

h1 {
    color: #0a5d99;
    margin-bottom: 10px;
    font-size: 2.2rem;
}

h2 {
    color: #0b7a75;
    margin-top: 25px;
    margin-bottom: 10px;
}

h3, h4 {
    margin-top: 20px;
    color: #444;
}

p, li {
    margin-bottom: 10px;
    font-size: 1rem;
}

pre {
    background-color: #d6e0de;
    color: #000;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 20px;
}

code {
    font-family: 'Courier New', Courier, monospace;
}

button {
    background-color: #0b7a75;
    color: white;
    border: none;
    padding: 10px 15px;
    margin-top: 10px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #095e5a;
}