#canvas {
  width: 400px;
  height: 400px;
  border: 2px solid;
}

.button-astar {
  border: none;
  color: white;
  /*padding: 8px 12px;*/
  /*text-align: center;*/
  /*text-decoration: none;*/
  margin: 4px 2px;
}

#end-position-button {
  background-color: #db5415;
}

#obstacle-button {
  background-color: #000000;
}

#search-path-button {
  background-color: #3cc10b;
}

#refresh-button {
  background-color: #838781;
}

#start-position-button {
  background-color: #0000ff;
}

.row.astar-button-row {
  margin-bottom: 3%;
}