body {
font-family: ‘Segoe UI’, Roboto, Helvetica, Arial, sans-serif;
background-color: #fff; /* Clean white background */
margin: 0;
padding: 20px;
display: flex;
flex-direction: column;
align-items: center; /* This centers everything horizontally */
text-align: center;
color: #333;
}

header {
margin-bottom: 30px;
}

h1 {
color: #b30000;
font-size: 2.8rem;
margin: 0;
text-transform: uppercase;
letter-spacing: -1px;
}

.sub-header {
font-size: 1.4rem;
font-weight: 600;
color: #555;
margin-top: 5px;
}

.prize-image {
width: 100%;
max-width: 500px;
border-radius: 20px;
box-shadow: 0 10px 25px rgba(0,0,0,0.1);
margin-bottom: 30px;
}

.prize-list {
list-style: none;
padding: 0;
margin: 20px 0;
font-size: 1.2rem;
line-height: 2;
}

.prize-list li {
background: #fff5f5;
margin: 8px 0;
padding: 10px 25px;
border-radius: 50px;
border: 1px solid #ffebeb;
}

.timer-box {
background-color: #b30000;
color: white;
padding: 15px 40px;
font-size: 1.5rem;
font-weight: bold;
border-radius: 10px;
margin: 25px 0;
animation: pulse 2s infinite;
}

@keyframes pulse {
0% { transform: scale(1); }
50% { transform: scale(1.03); }
100% { transform: scale(1); }
}

.cta-button {
display: inline-block;
background-color: #1877F2; /* Facebook Blue */
color: white;
padding: 20px 40px;
text-decoration: none;
font-weight: bold;
font-size: 1.3rem;
border-radius: 12px;
margin: 20px 0;
box-shadow: 0 4px 15px rgba(24, 119, 242, 0.3);
}

.instructions {
background: #f0f2f5;
padding: 20px;
border-radius: 15px;
max-width: 400px;
margin-bottom: 30px;
}

.ad-wrapper {
width: 100%;
max-width: 728px;
margin: 20px auto;
min-height: 90px;
}

footer {
margin-top: 50px;
color: #888;
font-size: 0.9rem;
padding-bottom: 40px;
}

/* Mobile specific adjustments */
@media (max-width: 480px) {
h1 { font-size: 2rem; }
.prize-list li { font-size: 1rem; }
}

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