* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f7f7f7;
    color: #222;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 120px 30px;
}

h1 {
    font-size: 52px;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 24px;
    color: #555;
    margin-bottom: 40px;
}

p {
    font-size: 18px;
    line-height: 1.6;
}