/* Reset mặc định */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background-color: #111;
}

.navbar h1 {
    color: #fff;
    font-size: 24px;
}

.navbar ul {
    display: flex;
    list-style: none;
}

.navbar ul li {
    margin-left: 20px;
}

.navbar ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.navbar ul li a:hover {
    color: #f0a500;
}

.title {
    text-align: center;
    margin: 20px 0;
    font-size: 2em;
    color: #444;
}

.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    padding: 20px;
}

.card {
    background-color: white;
    width: 200px;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 16px rgba(0, 0, 0, 0.2);
}

.icon {
    font-size: 2.5em;
    color: #4CAF50;
}

.card-title {
    margin: 15px 0;
    font-size: 1.5em;
    color: #333;
}

.view-button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.view-button:hover {
    background-color: #45a049;
}

.support {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 30px;
}

.support h2 {
    margin: 0;
    padding-bottom: 10px;
}

.support p {
    margin: 0;
}