* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  display: flex;
  font-family: sans-serif;
  height: 100vh;
}
nav {
  width: 300px;
  padding: 10px;
  overflow-y: auto;
}
h1 {
  font-size: 20pt;
}
h2 {
  font-size: 12pt;
}
p {
  margin: 10px 0;
}
label {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
#dropzone {
  border: 2px dashed #08e;
  border-radius: 10px;
  flex: 1;
  margin: 10px;
  padding: 10px;
  color: #444;
  overflow: auto;
}
.over {
  background-color: lightblue;
}
.error {
  color: #c11;
}
#layout {
  margin-top: 20px;
}
#layout div {
  background-color: rgba(0, 0, 0, 0.05);
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 12px;
  margin-top: 4px;
  padding: 4px;
  word-break: break-all;
}
.cell {
  display: flex;
}
.cell label {
  font-size: 12px;
  font-weight: normal;
  flex: 1;
  justify-content: flex-start;
}
#layout div ul {
  list-style: none;
}
#layout div li {
  font-size: 10px;
  padding: 2px 4px;
  text-align: right;
}