* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background-color: #333;
  color: #fff;
  line-height: 1.6;
  height: 100vh;
  /* overflow: hidden; */
}
.my-container {
  width: 100%;
  height: 100%;
  /* css smooth scroll */
  /* overflow-y: scroll;
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory; */
}

.navbar {
  position: fixed;
  top: 0;
  z-index: 1;
  display: flex;
  width: 100%;
  height: 60px;
  background-color: rgba(0, 0, 0, 0.7);
}
.navbar ul {
  display: flex;
  list-style: none;
  width: 100%;
  justify-content: center;
  align-items: center;
}
.navbar ul li {
  margin: 0 1rem;
  padding: 1.2rem;
}
.navbar ul li a {
  text-decoration: none;
  text-transform: uppercase;
  color: #f4f4f4;
}
.navbar ul li a:hover {
  color: skyblue;
}
section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  height: 100vh;
  /* scroll-snap-align: center; */
}
section h1 {
  font-size: 4rem;
}
section p {
  font-size: 1.5rem;
}
section:nth-child(3) {
  background-color: #ffd500;
  color: #000;
}
section:nth-child(5) {
  background-color: #ffd500;
  color: #000;
}