.tiles-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 50px;
}

.tile {
    width: 150px;
    height: 150px;
    perspective: 1000px;
    cursor: pointer;
}

.tile-inner {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s;
}

.tile:hover .tile-inner {
    transform: rotateY(180deg);
}

.tile-front, .tile-back {
    width: 100%;
    height: 100%;
    position: absolute;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    font-weight: bold;
    border-radius: 10px;
}

.tile-front {
    background-color: #3498db;
    color: white;
}

.tile-back {
    background-color: #2ecc71;
    color: white;
    transform: rotateY(180deg);
}

.center-text {
    text-align: center;
	margin-top: 100px;
    margin-bottom: 30px;
}