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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

header {
    background-color: white;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.logo-container {
    margin-bottom: 20px;
}

.logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
}

.school-name {
    color: #333;
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 1px;
}

main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.content {
    text-align: center;
    color: white;
    max-width: 600px;
}

.content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.btn-primary {
    background-color: white;
    color: #667eea;
    padding: 15px 40px;
    font-size: 18px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

footer {
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    text-align: center;
    padding: 20px;
    font-size: 14px;
}

@media (max-width: 768px) {
    .school-name {
        font-size: 22px;
    }
    
    .content h2 {
        font-size: 28px;
    }
    
    .content p {
        font-size: 16px;
    }
    
    .logo {
        width: 80px;
        height: 80px;
    }
}