*{
    margin: 0;
    padding:0;
}

:root{
    --primary-color: #fff;
    --secondary-color: #333;
}

.dark-theme{
    --primary-color: #0f0f0f;
    --secondary-color: #fff;
}

#icon{
    width: 60px;
    cursor: pointer;
}

body{
    background-color: var(--primary-color);
}

.topnav a {
    font-size: 26px;
}

.btn {
    border: none;
    background-color: var(--primary-color);
}

p {
    font-family: Arial;
    color: var(--secondary-color);
    margin-top: 0px;
    margin-bottom: 10px;
    text-align: center;
}

a {
    font-family: Arial;
    color: var(--secondary-color);
    font-size: 24px;
    margin-top: 0px;
    margin-bottom: 0px;
    text-align: center;
}

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: var(--primary-color);
  }
  
li {
    float: left;
}
  
  li a {
    display: block;
    color: var(--secondary-color);
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 30px;
  }
  
  /* Change the link color to #111 (black) on hover */
  li a:hover {
    background-color: var(--primary-color);
  }