* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    color: #222;

}

header {
    background-color: #1f2937;
    color: white;
    text-align: center;
    padding: 35px;
}

header h1 {
    font-size: 32px;
    margin-bottom: 8px;
}

header p {
    font-size: 18px;
    color: #d1d5db;
}

nav {
    background-color: white;
    text-align: center;
    padding: 18px;
}

nav a {
    color: #333;
    text-decoration: none;
    margin: 0 15px;
}

nav a:hover {
    color: #2563eb;
}

.hero {
    text-align: center;
    padding: 70px 20px;
}

.hero h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.hero p {
    font-size: 18px;
    color: #666;
    margin-bottom: 25px;
}

button {
    background-color: #2563eb;
    color: white;
    border: none;
    border-color: #2563eb;
    padding: 12px 25px;
    border-radius: 6px;
    cursor: pointer;
}

button:hover {
    background-color: #1d4ed8;
}

.cards {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 30px;
}

.card {
    background-color: white;
    width: 280px;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card h3 {
    margin-bottom: 12px;
    color: #2563eb;
}

.card p {
    color: #666;
    line-height: 1.5;
}

footer {
    background-color: #1f2937;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 30px;
}