body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: #111;
    background: #f5f7fa;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

header {
    background: #fff;
    border-bottom: 1px solid #ddd;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #333;
}

.hero {
    padding: 80px 0;
    text-align: center;
    background: #fff;
}

.hero h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.hero button {
    margin-top: 20px;
    padding: 10px 20px;
    border: none;
    background: #0066ff;
    color: #fff;
    cursor: pointer;
}

.features {
    padding: 60px 0;
}

.features .container {
    display: flex;
    gap: 20px;
}

.card {
    background: #fff;
    padding: 20px;
    flex: 1;
    border-radius: 8px;
}

.about {
    padding: 60px 0;
    background: #fff;
}

footer {
    padding: 20px 0;
    text-align: center;
    font-size: 14px;
    color: #666;
}