/* code input: grey with blue border */
div.sourceCode {
  background-color: #f4f4f4;
  border-left: 5px solid #007ACC;
}

/* code output: green with green border */
.cell-output pre {
  background-color: #e8f5e9;
  border-left: 5px solid #388E3C;
  padding: 10px;
  overflow-x: auto;
}

th, td {
  padding: 8px;
  text-align: left;
}