:root {
    color: #1f2328;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
    font-synthesis: none;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    background: #ffffff;
}

.page {
    margin: 40px 100px;
}

.gaze-information {
    font-variant-numeric: tabular-nums;
}

#editor {
    height: 500px;
    border: 1px solid #d0d7de;
}

#editor .cm-editor {
    height: 100%;
    font-size: 16px;
}

#editor .cm-scroller {
    overflow: auto;
}

#gaze-marker {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgb(255 0 0 / 50%);
    pointer-events: none;
    transform: translate3d(-100px, -100px, 0);
    z-index: 1000;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 800px) {
    .page {
        margin: 24px;
    }
}