body {
  margin:0;
  font-family: Helvetica, Arial;
}

a {
  text-decoration: none;
  color: #1f77b4;
}

p {
  font-size: 16px;
  color: #333;
  line-height: 18px;
  margin-top: 8px;
  margin-bottom: 8px;
}

h1 {
  margin-top: 20px;
  font-size: 36px;
  font-weight: 300;
  color: #444;
  text-align: center;
}

hr {
  border: 0;
  border-top: 1px solid #eee;
  margin-top: 20px;
  margin-bottom: 20px;
}

b {
  color: #d62828;
}

#container {
  margin: auto;
}

#instructions {
  margin-top:20px;
  width: 700px;
  margin: auto;
}

button {
  display: inline-block;
  padding: 5px 10px;
  background-color: #eee;
  border: 1px solid #ccc;
  cursor: pointer;
  margin-top: 10px;
  color: #333;
}

button:hover {
  background-color: #ddd;
}

button:active {
  background-color: #ccc;
}

#svg-wrap {
  margin-top:10px;
}

#signature {
  text-align: center;
}

/*graph styling*/
svg {
  cursor: crosshair;
  display: block;
  margin:auto;
  border: 1px solid #eee;
}

.edge {
  stroke: #888;
  stroke-width: 2px;
  stroke-linecap: round;
  stroke-linejoin: round;
  cursor: ns-resize;
}

.edge.active {
  stroke-width: 3px;
}

.edge:hover, .dragLine {
  stroke: #333;
  stroke-width: 3px;
}

.vertex {
  cursor: pointer;
}

.vertex:hover {
  stroke: #333;
  opacity: 0.8;
}

.dragLine.hidden {
  stroke-width:0;
}

.edge-text {
  font-size: 10px;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.vertex-group.dragging,
.vertex-group.dragging * {
  cursor: move !important;
}

/* Table styling for node and edge tables */
#table-container {
  width: 900px;
  margin: 20px auto;
  font-family: Arial, sans-serif;
}

#table-container h2 {
  font-size: 20px;
  font-weight: normal;
  color: #333;
  margin-top: 30px;
  margin-bottom: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  border: 1px solid #ccc;
}

th, td {
  padding: 8px 12px;
  text-align: left;
  border: 1px solid #ccc;
  font-size: 14px;
}

th {
  background-color: #f0f0f0;
  font-weight: bold;
}

tr:nth-child(even) {
  background-color: #f9f9f9;
}

tr:nth-child(odd) {
  background-color: white;
}

/* Highlighting for manually overridden rows */
tr.manual-override {
  background-color: #fff3cd !important; /* Light yellow background */
  border-left: 3px solid #ffc107; /* Yellow border on the left */
}