body, html { 
    margin: 0; 
    padding: 0; 
    width: 100%; 
    height: 100%; 
    overflow: hidden; 
    background-color: #000; 
    font-family: Arial, sans-serif; 
}
#info { 
    position: absolute; 
    top: 10px; 
    width: 100%; 
    text-align: center; 
    color: white; 
}
canvas { 
    touch-action: none; 
}
#splash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}
#title {
    font-family: 'Nabla', cursive;
    font-size: 8vw;
    color: #ff00ff;
    margin-bottom: 20px;
}
#startButton {
    font-size: 24px;
    padding: 10px 20px;
    background-color: #ff00ff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
#muteButton {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 24px;
    padding: 5px 10px;
    background-color: rgba(255,255,255,0.2);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    z-index: 1001;
}
#logo {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 30vw;
    max-width: 300px;
    height: auto;
    cursor: pointer;
    z-index: 1001;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}
#logo:hover {
    opacity: 1;
}
#arrowKeys {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    z-index: 1001;
}
.arrowKey {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    border-radius: 5px;
}
#upArrow { grid-column: 2; }
#leftArrow { grid-column: 1; grid-row: 2; }
#downArrow { grid-column: 2; grid-row: 2; }
#rightArrow { grid-column: 3; grid-row: 2; }

/* [previous CSS styles remain the same] */


#copyright {
    position: fixed;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    color: rgba(255, 255, 255, 0.7);
    z-index: 1000;
    font-family: Arial, sans-serif;
}

#captureButton {
    position: fixed;
    bottom: 10px;
    left: 10px;
    font-size: 24px;
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 5px 10px;
    cursor: pointer;
    z-index: 1001;
    transition: background-color 0.3s;
}

#captureButton:hover {
    background-color: rgba(255, 255, 255, 0.4);
}

#captureButton:active {
    background-color: rgba(255, 255, 255, 0.6);
}