body {
  display: grid;
  grid-template-columns: min-content 1fr;
}

svg {
    width: 1000px;
    height: 1000px;
    border: 1px solid black;
    cursor: move;
}
div {
    padding: 2px;
}
input[type="file"] {
  display: none;
}
.button {
  background-color: lightgray;
  border: 1px solid gray;
  border-radius: 6px;
  display: inline-block;
  padding: 3px 12px;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
}

#overlay {
  background-color: lightgray;
  position: fixed;
  display: none;
  z-index: 2;
  width: 100%;
  height: 100%;
}