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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 600px;
    padding: 2rem;
}

.content {
    background: white;
    border-radius: 12px;
    padding: 3rem 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    text-align: center;
}

h1 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1.5rem;
}

.message {
    font-size: 1.125rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.submessage {
    font-size: 1rem;
    color: #999;
    line-height: 1.6;
}

@media (max-width: 640px) {
    .content {
        padding: 2rem 1.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    .message {
        font-size: 1rem;
    }

    .submessage {
        font-size: 0.875rem;
    }
}