body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #f6f7fb;
    color: #222;
    margin: 0;
    padding: 0;
}

header {
    background: #e3e6ed;
    padding: 1.5rem 0 1rem 0;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

h1 {
    margin: 0;
    font-size: 2.5rem;
    letter-spacing: 2px;
}

.tagline {
    color: #6c7a89;
    font-size: 1.1rem;
    margin-top: 0.3rem;
}

.intro {
    text-align: center;
    margin: 2rem 0 1.5rem 0;
}

footer {
    text-align: center;
    color: #a0a4b8;
    font-size: 0.95rem;
    padding: 1.2rem 0 0.7rem 0;
    background: none;
}

.login-btn {
    background: linear-gradient(90deg, #ff7e5f 0%, #feb47b 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 0.7rem 2.2rem;
    font-size: 1.1rem;
    font-weight: bold;
    margin-top: 1.2rem;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(255,126,95,0.13);
    transition: background 0.2s, transform 0.2s;
    letter-spacing: 1px;
}
.login-btn:hover {
    background: linear-gradient(90deg, #feb47b 0%, #ff7e5f 100%);
    transform: scale(1.05) rotate(-2deg);
}

@media (max-width: 600px) {
    .games-grid {
        grid-template-columns: 1fr;
    }
}