MediaWiki:Common.css

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/* General container for all cards */
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* Two cards per row */
    width: 400px;
    gap: 20px;
    padding: 20px;
    box-sizing: border-box;
    justify-items: center; /* Center cards */
    align-items: start;
    perspective: 1000px; /* Perspective for 3D flip */
}

/* Card styling */
.card {
    width: 300px;
    height: 200px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

/* Inner wrapper for flip effect */
.card-inner {
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.6s ease-in-out;
    position: relative;
}

/* Front and back styling */
.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    box-sizing: border-box;
}

/* Back face flipped */
.card-back {
    transform: rotateY(180deg);
    background-color: #f8f8f8;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Flip effect */
.card:hover .card-inner {
    transform: rotateY(180deg);
}

/* Text box on the back of the card */
.text-box {
    width: 90%;
    padding: 10px;
    background-color: #e9ecef; /* Light gray box */
    border-radius: 8px;
    border: 1px solid #ccc;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Sub-panel styling */
.sub-panel {
    font-size: 14px;
    color: #333;
    margin: 5px 0;
}