body {
    font-family: sans-serif;
    text-align: center;
}

video {
    max-width: 100%;
    width: 320px;
    filter: blur(0px) invert(1) opacity(0.5);
}

#local,
#remote {
    width: 45%;
    text-align: center;
    display: inline-block;
}

textarea {
    width: 90%;
}

#local {
    border: 2px solid green;
}

#remote {
    border: 2px solid red;
}

#buttons {
    margin-top: 10px;
}