/* style.css */
body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    text-align: center; /* Ini membantu untuk meratakan teks dan tombol */
}

header h1 {
    font-size: 2rem;
}

#game-board {
    display: grid;
    grid-template-columns: repeat(4, 100px);
    grid-gap: 10px;
    margin: 20px 0;
}

button {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 1rem;
    cursor: pointer;
    background-color: #a7097a;
    color: white;
    border: none;
    border-radius: 5px;
    display: inline-block;
}

#restart {
    display: block;
    margin: 0 auto;
}

.card {
    width: 100px;
    height: 150px;
    background-color: #a7097a;
    display: inline-block;
    text-align: center;
    line-height: 150px;
    font-size: 2em;
    color: #a7097a;
    font-weight: bold;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform 0.6s;
    border-radius: 10px;
}

.card.flip {
    transform: rotateY(180deg);
}

.card .front, .card .back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: inherit;
}

.card .front {
    background-color: skyblue;
    transform: rotateY(180deg);
}

.card .back {
    background-color: #a7097a;
}