body {
    margin: 0;
}

h1 {
    margin-top: 0;
}

h3 {
    margin: 0;
}

canvas {
    border: 1px dotted #ccc;
}

input[type=range] {
    vertical-align: bottom;
    width: 80px;
}

.container {
    display: flex;
}

section {
    padding: 1rem;
}

section#controls {
    flex: 1 1 auto;
}

section#canvas {
    flex: 3 1 auto;
}

.control {
    border: 1px solid #ccc;
    padding: 5px;
    margin-bottom: 1rem;
    font-family: monospace;
    font-size: 11px;
}

.control button, .control select, .control input {
    font-size: 11px;
}

button:not(:disabled):hover {
    cursor: pointer;
}

.control-line {
    white-space: nowrap;
}

.background-select, footer {
    margin-top: 5px;
    font-size: 11px;
}

input[type=color] {
    vertical-align: top;
}

footer {
    float: right;
}

@media screen and (max-width: 1000px) {
  .container {
    display: block;
  }
  .controls {
      display: flex;
      flex-wrap: wrap;
  }
  .control {
      flex: 1 1 auto;
  }
  #slides {
      max-width: 120px;
  }
  #canvas {
      position: relative;
  }
  section {
      padding-bottom: 0;
  }
  section + section {
      padding-top: 0;
  }
  #download {
     position: fixed;
     top: 1rem;
     right: 1rem;
  }
}