body {
    font-family: Monospace, Monaco;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}
header {
    background: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}
header h1 {
    margin: 0;
}
.hero {
    background: #f4f4f4;
    padding: 50px 20px;
    text-align: center;
}
.hero h2 {
    margin: 0;
    font-size: 2.5em;
}
.hero p {
    font-size: 1.2em;
    margin: 20px 0;
}
.hero a {
    background: #333;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
}
.features {
    display: flex;
    justify-content: space-around;
    padding: 50px 20px;
    background: #fff;
}
.feature {
    text-align: center;
    width: 30%;
}
.feature h3 {
    margin-top: 0;
}
footer {
    background: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}