* { box-sizing: border-box; }
body {
  font-family: system-ui, sans-serif;
}
.file {
  display: flex;
  margin-top: 10px;
}
label {
  flex-shrink: 0;
  min-width: 60px;
  border: 3px solid;
  padding: 0 4px;
}
input {
  width: 100%;
  margin-left: 5px;
}
canvas {
  margin-top: 15px;
  max-height: 400px;
  max-width: 1000px;
}
.stat {
  margin-top: 10px;
}
.stat .name, .stat .value {
  display: inline-block;
}
.stat .name, .list-wrap .name {
  font-weight: bold;
}
.list-wrap {
  margin-top: 10px;
}
ul {
  margin: 0;
  padding-left: 10px;
}
li {
  margin-left: 10px;
  margin-top: 5px;
}
li.error span {
  background-color: indianred;
  padding: 3px 6px;
  color: white;
  display: inline-block;
  border-radius: 4px;
}