body{
  min-width: 0;
  max-width: 100%;
  margin: 0;
  font-family: Encode Sans Semi Expanded;
  background-color: #f9f9f9;
  color: #4d4e53;
  overflow-x: hidden;
}

main{
  margin: 100px;
  padding: 0 10px;
  box-sizing: border-box;
}

#navbar{
  padding: 15px;
  margin-bottom: 15px;
  background-color: #1D3461;
  position: sticky;
  top: 0;
  z-index: 1000;
}

#navbar ul{
  display: flex;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
  list-style: none;
  justify-content: right;
  text-align: center;
}

#navbar li{
  display: inline-block;
}

#navbar a{
  margin: 5px;
  display: inline-block;
  padding: 10px 15px;
  color: #C7CEDB;
  border: 2px solid #C7CEDB;
  border-radius: 25px;
  text-decoration: none;
  cursor: pointer;
}

#navbar a:hover{
  background-color: #C7CEDB;
  transform: translateY(-3px);
  color: #1D3461;;
  transition: background-color 0.3s, color 0.3s;
}

header{
  color: #476ea0;
}

h1 {
  font-size: 2em;
  margin-bottom: 20px;
  color: #1F487E;
}

h2 {
  font-size: 1.6em;
  padding-bottom: 5px;
  margin-bottom: 20px;
}

h3 {
  font-size: 1.3em;
  margin-top: 15px;
  margin-bottom: 10px;
}

h4 {
  font-size: 1.2em;
  margin-top: 10px;
  margin-bottom: 5px;
}

p{
  font-size:22px;
  text-align: justify;
}

ul{
  padding-left:0;
}

li{
  font-size:22px;
  list-style-position: inside; 
  margin: 15px 0;
  text-align: justify;
}

code{
  display: block;
  position: relative;
  line-height: 2;
  text-align:left;
  font-size: 15px;
  background-color: #EFF2F1;
  color:black;
  box-shadow: 2px 2px 5px rgba(0,0,0,0.1);
  border-left: 6px solid #476ea0;
  padding: 15px;
  margin: 10px 0;
  border-radius: 5px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.material-icons{
    font-size: 18px;
    vertical-align: middle;
    color: #476ea0; 
}

.main-section a {
    color: #2b405b;
    margin-bottom: 10px;
    text-decoration: none; 
    font-weight: bold;
    font-size:19px;
    text-decoration: underline;
    position: relative; 
    display: inline-block;
    transition: color 0.3s ease;
}

.main-section a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px; 
    bottom: -2px;
    left: 0;
    background-color: #476ea0; 
    transition: width 0.3s ease;
}

.main-section a:hover, .main-section a:focus {
    text-decoration: none; 
}

.main-section a:hover::after, .main-section a:focus::after {
    width: 100%;
}

@media (max-width: 600px) {
    main{
    margin: 40px;
    }
    #navbar {
    position: static;
    top: 0;
    z-index: 1000;
    }

    #navbar ul {
    flex-direction: column;
    align-items: center;
    }

    #navbar a {
    width: 90%;
    text-align: center;
    padding: 10px;
    }

    p, li {
    font-size: 17px;
    }

    .main-section a{
        display: inline-block;
        width: auto;
        font-size: 14px;
    }
  
}