style.css

html {
  font-family: monospace;
  text-shadow: 0 0.04em, 0.04em rgba(0, 0, 0, 0, 0.35);
}

body {
  font-size: 18px;
  background-color: #efefef;
  overflow: hidden;
}

#page {
  display: flex; 
  flex-direction: row;
} 

.graph-svg-component {
  border: 2px solid black;
  border-radius: 4px;
  background-color: #f4f5f5;
}

.node {
  cursor: pointer;
}

.link {
  fill: none;
  stroke: black;
  stroke-width: 1.5px;
}

#html-input-box {
  width: 45vw; 
  height: 75vh; 
  background-color: #002b36; 
  color: white;
}

#input-container {
  padding-right: 2.5vw;
} 

#output-container {
  padding-left: 2.5vw;
}

#visualize-btn {
  background-color: #91c4f2;
  box-sizing: border-box;
  color: white;
  font-family: inherit;
  font-size: 14px;
  font-weight: 300;
  padding: 5px 10px;
  text-decoration: none;
  text-shadow: inherit;
  text-align: center;
}

#visualize-btn:hover {
  text-shadow: 0 0 2em rgba(255, 255, 255, 1);
  color: #fff;
}