about {
  background-color: skyblue;
  color: white;
}

.navbar-brand {
  font-size: 50px;
  color: green !important;
  text-shadow: 0 0 2px rgb(128, 0, 98);
}

.nav-link{
  font-size: 20px;
}
.nav-link:hover {
  font-weight: bold;
  color: rgb(0, 100, 128) !important;
  text-shadow: 0 0 2px skyblue;

}

.btn:hover {
  background-color: rgb(0, 85, 128) !important;
  color: white !important;
}

.hero {
  background-image: url('images/hero-bg.jpg');
  background-size: cover;
  color: white;
  padding: 100px;
  text-align: center;
}

html {
  scroll-behavior: smooth;
}

.colorful-border {
  border: 8px solid;
  border-image: linear-gradient(45deg, red, orange, yellow, green, blue, indigo, violet);
  border-image-slice: 1;
  padding: 0;
  margin: 10px;
  border-radius: 12px; 
}