body {
    font-family: 'Arial', sans-serif;
    background-color: #1a472a;
    margin: 0;
    padding: 20px;
    color: #fff;
    min-height: 100vh;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

h1 {
    text-align: center;
    color: #ff0000;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 30px;
}

.input-section {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
}

input {
    flex: 1;
    padding: 12px;
    border: 2px solid #c41e3a;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
}

button {
    padding: 12px 24px;
    background-color: #c41e3a;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
}

button:hover {
    background-color: #a01830;
    transform: scale(1.05);
}

.match-button {
    display: block;
    margin: 20px auto;
    font-size: 18px;
    padding: 15px 30px;
    background-color: #28a745;
}

.match-button:hover {
    background-color: #218838;
}

.matches-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.match-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.match-card:hover {
    transform: scale(1.05);
    background-color: rgba(255, 255, 255, 0.2);
}

.revealed {
    background-color: #28a745;
}

/* Snowflake animation */
.snowflakes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.snowflake {
    position: absolute;
    color: #fff;
    font-size: 1em;
    animation: fall linear infinite;
}

@keyframes fall {
    0% {
        transform: translateY(-100vh) rotate(0deg);
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
    }
}

/* Position snowflakes at different starting points */
.snowflake:nth-child(1) { left: 10%; animation-duration: 10s; animation-delay: -1s; }
.snowflake:nth-child(2) { left: 20%; animation-duration: 12s; animation-delay: -2s; }
.snowflake:nth-child(3) { left: 30%; animation-duration: 8s; animation-delay: -3s; }
.snowflake:nth-child(4) { left: 40%; animation-duration: 15s; animation-delay: -4s; }
.snowflake:nth-child(5) { left: 50%; animation-duration: 11s; animation-delay: -5s; }
.snowflake:nth-child(6) { left: 60%; animation-duration: 13s; animation-delay: -6s; }
.snowflake:nth-child(7) { left: 70%; animation-duration: 9s; animation-delay: -7s; }
.snowflake:nth-child(8) { left: 80%; animation-duration: 14s; animation-delay: -8s; }
.snowflake:nth-child(9) { left: 90%; animation-duration: 10s; animation-delay: -9s; }
.snowflake:nth-child(10) { left: 95%; animation-duration: 12s; animation-delay: -10s; }