* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: #f4f4f4;
}

.container {
    width: 100vw;
    height: 100vh;
    padding: 30px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    max-height: 70px;
    margin-bottom: 10px;
}

h1 {
    font-size: 42px;
    color: #003366;
}

.grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.card {
    background: #ffffff;
    border-radius: 20px;
    text-decoration: none;
    color: #003366;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 260px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    transition: transform 0.2s ease;
}

.card img {
    max-height: 140px;
    margin-bottom: 20px;
}

.card span {
    font-size: 28px;
    font-weight: bold;
}

.card:active {
    transform: scale(0.96);
}