html {
  height: 100%;
  width: 100%;
  background-color: greenyellow;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}
header {
  background-color: #006400;
  color: #5640c4;
  padding: 20px;
  text-align: center;
}
header-text {
  opacity: 0.7;
}
h1, h2 {
 color: #006400;
  font-family: 'Times New Roman', Times, serif;
  text-align: center;
}
h3, h4{
  color: #006400;
  font-family: comic sans ms, serif;
  text-align: center;
}
img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
  align-items: center;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: transform 0.3s ease-in-out
}

nav li {
  margin-right: 10px;
  display: flex;
  justify-content: space-between
}
nav a {
  color: #fff;
  text-decoration: none;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
}

section {
  background-color: #f7f7f7;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  font-size: 24px;
  margin-bottom: 10px;
}
ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

li {
  margin-bottom: 10px;
}
nav li a:hover{
  transform: translate(0,5px);
  color: #55abec;
}
a {
  text-decoration: none;
  color: #99c7f0;
}
li a:hover {
  transform: translate(0,5px);
  color: white;
}

footer {
  background-color: #006400;
  color: #fff;
  padding: 10px;
  text-align: center;
  clear: both;
}