body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #ffffff;
    color: #2c2c2c;
    line-height: 1.7;
    margin: 0;
    padding: 0 20px;
    max-width: 900px;
    margin: auto;
}

h1 {
    font-size: 2.2em;
    color: #111;
    margin-top: 40px;
}

h2 {
    font-size: 1.6em;
    color: #333;
    margin-top: 30px;
}

h3 {
    font-size: 1.3em;
    color: #555;
    margin-top: 20px;
}

p {
    margin-bottom: 16px;
}

img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px 0;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

a {
    color: #0073e6;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}