body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: #333;
}

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

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

.logo {
    float: left;
    padding: 15px 0;
}

nav {
    float: right;
    padding: 20px 0;
}

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

.hero {
    background: url('assets/img/hero.jpg') center/cover no-repeat;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-text {
    background: rgba(255,255,255,0.8);
    padding: 20px 40px;
    border-radius: 6px;
}

.section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.courses {
    display: flex;
    justify-content: space-between;
}

.card {
    background: #fafafa;
    padding: 20px;
    width: 30%;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    width: 90%;
    margin: auto;
}

footer {
    text-align: center;
    padding: 20px;
    background: #f3f3f3;
}