body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    background: #000;
}

/* Main video container */
#video-container {
    width: 100vw;
    height: 100vh;
    background: black;
    position: relative;
    overflow: hidden;
}

/* Local camera preview box */
#local-preview {
    position: absolute;
    width: 25vw; /* Small square ~ quarter width of the screen */
    height: 25vw; /* Makes it a square */
    max-width: 200px; /* Prevents it from getting too large on tablets */
    max-height: 200px;
    top: 10%; /* 10% from the top */
    right: 10%; /* 10% from the right */
    background: #222; /* Fallback background */
    border: 2px solid rgba(255,255,255,0.4);
    object-fit: cover;
}

/* Buttons shared styling */
.control-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-size: 60%;
    background-repeat: no-repeat;
    background-position: center;
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    position: absolute;
    bottom: 20px;
}

/* Microphone bottom-left */
#mic-btn {
    left: 20px;
    background-color: white;
}

/* Camera bottom-right */
#cam-btn {
    right: 20px;
    background-color: white;
}

@media (max-width: 600px) {
    .control-btn {
        width: 70px;
        height: 70px;
    }

    #local-preview {
        width: 35vw;
        height: 35vw;
    }
}