:root {
    --pad: 12px;
    --maxw: 900px;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    font-family: system-ui, sans-serif;
    margin: 0;
    color: #111;
    background: #fff;
}

header,
main {
    margin: 0 auto;
    max-width: var(--maxw);
    padding: var(--pad);
}

h1 {
    font-size: 1.25rem;
    margin: 0 0 8px;
}

.field {
    display: grid;
    gap: 6px;
    margin: 8px 0 12px;
}

.field>span {
    font-size: .9rem;
    color: #444;
}

.field>input {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 1rem;
}

.controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin: 8px 0;
}

#video,
#canvas {
    width: 100%;
    max-width: 480px;
    margin-top: 10px;
    border: 1px solid #aaa;
    border-radius: 8px;
}

#map {
    height: 55vh;
    margin-top: 10px;
    border-radius: 8px;
    overflow: hidden;
}

@media (min-width: 700px) {
    #map {
        height: 60vh;
    }

    .controls {
        gap: 10px;
    }
}

@media (orientation: landscape) {
  body {
    background-color: lightblue;
  }
}

@media (orientation: portrait) {
  body {
    background-color: lightgreen;
  }
}