style.css

/* Reset default margin and padding for all elements */
* {
    margin: 0;
    padding: 0;
}

/* Body styling */
body {
    background-color: #e32047; /* Set background color */
    text-align: center; /* Center-align text */
}

/* Main game container styling */
.main {
    height: 70vh; /* Set height of the main game container */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Game board container styling */
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    margin: 20px;
    height: 60vh; /* Set height of the game board container */
    width: 60vh; /* Set width of the game board container */
    background-color: black; /* Set background color */
    border-radius: 20px; /* Set border radius */
    margin-top: 50px;
}

/* Individual game cell styling */
.box {
    height: 18vh; /* Set height of individual game cell */
    width: 18vh; /* Set width of individual game cell */
    margin: 6px;
    border-radius: 15px;
    border: 2px solid black; /* Set border style and color */
    background-color: white; /* Set background color */
    font-size: 3.5em;
    color: black;
    transition: transform 0.5s ease; /* Add transition effect */
}

/* Styling for clicked game cell */
.box.clicked {
    transform: rotateY(180deg); /* Add a rotation effect for clicked cells */
}

/* Header styling */
h1 {
    margin-top: 10px;
    margin-bottom: 25px;
    color: yellow; /* Set text color */
    font-style: bold;
    font-family: sans-serif;
}

/* Play Again button styling */
.play-again {
    background-color: yellow;
    padding: 10px;
    border: none;
    border-radius: 15px;
    width: 150px;
    font-size: 20px;
}

/* Player switch styling */
.switch {
    height: 30px;
    margin-top: 20px;
    margin-bottom: -10px;
}

/* Styling for player symbols (X and O) */
span {
    border: 2px solid black;
    padding: 10px;
    display: inline-block;
    width: 50px;
    border: 2px solid white;
    font-family: sans-serif;
    font-size: 20px;
    font-style: bold;
    transition: 0.3s ease;
}

#one {
    background-color: white;
    margin-right: -5px;
}

/* Winner message styling */
#winner {
    display: inline-block;
    background-color: #007f5f;
    color: #f2e8cf;
    font-family: sans-serif;
    font-weight: 700;
    padding: 10px;
    border: none;
    border-radius: 15px;
    width: 150px;
    font-size: 20px;
    margin-left: 30px;
}

/* New Game button styling */
#new-game {
    background-color: yellow;
    padding: 10px;
    border: none;
    border-radius: 15px;
    width: 150px;
    font-size: 20px;
    margin-left: 30px;
}

/* Styling for the Play Again section */
.last {
    display: flex;
    justify-content: center;
}

/* Styling for hidden elements */
.hide {
    display: none;
    transition: 0.5s;
}

/* Hover effect for game cells */
.box:hover {
    background-color: lightgray;
    color: black;
    transition: 0.5s ease;
}

/* Hover effect for buttons */
#new-game:hover,
#winner:hover,
.play-again:hover {
    color: white;
    background-color: black;
    transition: 0.5s ease;
    cursor: pointer;
}

/* Add this styling for player or AI selection */
.selection {
    margin-bottom: 20px;
    font-family: sans-serif;
    color: white;
}

#playerType {
    padding: 5px;
    border-radius: 5px;
}