body {
    font-family: Arial, sans-serif;
    margin: 0; padding: 0;
    background: #f9f9f9; color: #333;
}
header {
    background: #fff;
    padding: 20px 40px;
    display: flex; justify-content: space-between; align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.logo {
    font-size: 22px; font-weight: bold;
}
.logo span {
    font-size: 12px; color: #666;
}
nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #007BFF;
}
.hero {
    background: url('images/hero.jpg') center/cover no-repeat;
    color: white;
    text-align: center;
    padding: 100px 20px;
}
.hero h1 {
    font-size: 36px;
}
.hero p {
    font-size: 18px;
}
.btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 24px;
    background: #007BFF;
    color: white;
    text-decoration: none;
    border-radius: 4px;
}
.features {
    display: flex;
    justify-content: space-around;
    padding: 40px 20px;
    background: #fff;
}
.card {
    width: 30%;
    background: #f1f1f1;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}
footer {
    text-align: center;
    padding: 20px;
    background: #eee;
}