body {
  text-align: center;
  color: #419de6;
}

h1,
h4 {
  padding: 0.5rem;
  margin: 1.5rem auto;
}

h1 {
  font-size: 2rem;
}

h4 {
  overflow: hidden;
  border-left: 1px solid #419de6;
  border-right: 1px solid #419de6;
  transition: 0.3s;
  width: 85%;
  font-size: x-large;
}

h4:hover {
  width: 95%;
}

.bounce {
  animation: marquee 10s linear infinite;
}

.bounce:hover {
  animation-play-state: paused;
}

a,
a:visited,
a:active,
a:hover {
  color: #419de6;
  text-decoration: none;
  cursor: pointer;
}

@keyframes marquee {
  0% {
    transform: translateX(100vw);
  }

  100% {
    transform: translateX(-100%);
  }
}

button {
  background-color: #419de6;
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  font-size: large;
  cursor: pointer;
  border-radius: 5px;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #2a7fba;
}