body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #000;
    color: white;
}

.overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
}

.container {
    position: relative;
    z-index: 2;
    text-align: center;
    top: 50%;
    transform: translateY(-50%);
    padding: 20px;
}

h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.text {
    font-size: 18px;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto 30px;
}

.btn {
    background: red;
    color: white;
    padding: 15px 25px;
    font-size: 18px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.08); }
    100% { transform: scale(1); }
}

.sub {
    margin-top: 15px;
    font-size: 14px;
    opacity: 0.8;
}