body {
  background: #fff;
  color: #000;
  font-family: 'Fira Code', monospace;
  padding: 50px;
}

.link-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.link-item h3 {
  margin: 0;
}

.link-item a {
  border-bottom: 2px solid #000;
  text-decoration: none;
  color: #000;
  transition: all 0.2s ease;
}

.link-item a:hover {
  background: #000;
  color: #fff;
  padding: 2px 4px;
}

.exclam {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-left: 10px;
}

.block-rectangle {
  width: 40px;      /* width of rectangle */
  height: 120px;    /* height of rectangle */
  background-color: #000;
  border-radius: 0; /* sharp edges */
}

.dot {
  width: 20px;
  height: 20px;
  background: #000;
  margin-top: 10px;
  animation: blink 1s step-start infinite;
  border-radius: 0;
}

@keyframes blink {
  50% { opacity: 0; }
}