body {
    background-color: lightblue;
    font-family: Arial, sans-serif;
    margin: 0;
    padding-bottom: 80px; 
}

.topnav {
    background-color: #333;
    overflow: hidden;
    display: flex;
    justify-content: flex-start;
}

.topnav a {
    color: #f2f2f2;
    padding: 14px 20px;
    text-decoration: none;
    font-size: 17px;
}

.topnav a:hover {
    background-color: #ddd;
    color: black;
}

.topnav a.active {
    background-color: #04AA6D;
    color: white;
}

header {
    background-color: #222;
    color: white;
    padding: 30px 20px;
    text-align: left;
}

header h1, header h2 {
    margin: 0;
    text-transform: uppercase;
}

main {
    max-width: 1000px;
    margin: 20px 40px;
    padding: 0;
}

h2 {
    color: #1a1a1a;
    text-decoration: none;
    margin-top: 30px;
}

p {
    font-size: 18px;
    color: #333;
    line-height: 1.5;
}

img {
    border-radius: 8px;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px 0;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 15px;
    text-align: center;
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
}
/* Style the Image Used to Trigger the Modal */
#myImg {
  border-radius: 5px;
  cursor: pointer;
  transition: 0.3s;
}

#myImg:hover {opacity: 0.7;}

/* The Modal (background) */
.modal {
  display: none; /* Hidden by default */
  position: fixed; /* Stay in place */
  z-index: 1; /* Sit on top */
  padding-top: 100px; /* Location of the box */
  left: 0;
  top: 0;
  width: 100%; /* Full width */
  height: 100%; /* Full height */
  overflow: auto; /* Enable scroll if needed */
  background-color: rgb(0,0,0); /* Fallback color */
  background-color: rgba(0,0,0,0.9); /* Black w/ opacity */
}

/* Modal Content (Image) */
.modal-content {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
}

/* Caption of Modal Image (Image Text) - Same Width as the Image */
#caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
  text-align: center;
  color: #ccc;
  padding: 10px 0;
  height: 150px;
}

/* Add Animation - Zoom in the Modal */
.modal-content, #caption {
  animation-name: zoom;
  animation-duration: 0.6s;
}

@keyframes zoom {
  from {transform:scale(0)}
  to {transform:scale(1)}
}

/* The Close Button */
.close {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
}

.close:hover,
.close:focus {
  color: #bbb;
  text-decoration: none;
  cursor: pointer;
}

/* 100% Image Width on Smaller Screens */
@media only screen and (max-width: 700px){
  .modal-content {
    width: 100%;
  }
}