:root {
    --primary-color: #ff6f61;
    --secondary-color: #ffc107;
    --background-color: #f7f7f7;
    --text-color: #333;
    --white-color: #fff;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%239C92AC' fill-opacity='0.1' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E");
}
}

.container {
    background-color: var(--white-color);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 20px var(--shadow-color);
    text-align: center;
    max-width: 500px;
    width: 100%;
}

h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 20px;
}

#generate-btn {
    background-color: var(--primary-color);
    color: var(--white-color);
    border: none;
    padding: 15px 30px;
    font-size: 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 10px rgba(255, 111, 97, 0.4);
    margin-top: 20px;
}

#generate-btn:hover {
    background-color: #e65a50;
    transform: translateY(-2px);
}

lotto-numbers {
    display: block;
    margin-bottom: 30px;
}