/* General Reset and Box Sizing */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Body Styling */
body {
    background-color: rgb(0, 0, 0);
    color: aliceblue;
    text-align: center;
    overflow: hidden; /* Ensure the stars stay within the viewport */
    position: relative;
}

/* Stars Background Styling */
.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: -1;
}

/* Star Elements */
.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    opacity: 0.7;
    border-radius: 50%;
    animation: fall linear infinite;
}

/* Falling Animation for Stars */
@keyframes fall {
    0% {
        transform: translateY(-100%) translateX(0);
    }
    100% {
        transform: translateY(100vh) translateX(100vw);
    }
}

/* Centering Container */
.container {
    height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Game Board Styling */
.game {
    height: 60vmin;
    width: 60vmin;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.5vmin;
}

/* Individual Box Styling */
.box {
    height: 18vmin;
    width: 18vmin;
    border-radius: 1rem;
    border: none;
    box-shadow: 0 0 1rem rgba(0,0,0,0.5);
    font-size: 8vmin;
    background-color: white;
}

/* Player Input Section */
.player-input {
    margin-bottom: 2rem;
}

.player-input input {
    padding: 1rem;
    font-size: 1.25rem;
    margin: 1rem;
    border-radius: 0.5rem;
    border: none;
}

.player-input button {
    margin-top: 4rem;
    padding: 1rem;
    font-size: 1.25rem;
    background-color: rgb(3, 107, 36);
    color: white;
    border-radius: 1rem;
    border: none;
}

/* Styling for Reset and New Game Buttons */
#reset-btn, #new-btn {
    padding: 1rem;
    font-size: 1.25rem;
    background-color: rgb(3, 107, 36);
    color: white;
    border-radius: 1rem;
    border: none;
}

/* Message Styling */
#msg {
    color: white;
    font-size: 8vmin;
}

/* Message Container Styling */
.msg-container {
    height: 100vmin;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 4rem;
}

/* Hide Class */
.hide {
    display: none;
}

/* Additional CSS for stars */
@keyframes fall {
    0% {
        transform: translateY(-100%) translateX(0);
    }
    100% {
        transform: translateY(100vh) translateX(100vw);
    }
}

/* Generate multiple stars */
.stars .star:nth-child(odd) {
    animation-duration: 10s;
    animation-delay: 0s;
}
.stars .star:nth-child(even) {
    animation-duration: 15s;
    animation-delay: -5s;
}

/* Create a large number of stars */
.stars .star {
    animation: fall 20s linear infinite;
}

/* Specific colors for X and O */
.box.o { color: crimson; }
.box.x { color: blue; }