body {
position: relative;
background-color: #303030;
}



#gallery {
   line-height:0;
   column-count:5;
   column-gap:5px;
   width: 100%;
}
#gallery img {
   width: 100%;
   height: auto;
   margin-bottom:5px; /* to match column gap */
}

#footer {
  width: 100%;
  text-align:center;
}
h1 {
  color: #E3E3E3;
  font-family: verdana;
  font-size: 200%;
}
h2 {
  color: #E3E3E3;
  font-family: verdana;
  font-size: 150%;
}

.post {
  border: 2px solid #000;
  background-color: #333; 
  border-bottom-left-radius: 30px;
  border-top-right-radius: 30px;
  margin-top: 10px; 
  margin-bottom: 10px; 
  padding:10px;
  color: white;
  font-family: courier;
  font-size: 100%;
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
border: 2px solid #000;
  background-color: #333;
}

li {
  float: left;
 
}

li a, .dropbtn {
  display: inline-block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li a:hover, .dropdown:hover .dropbtn {
  background-color: #000000;
}

li.dropdown {
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

.dropdown-content a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
}

.dropdown-content a:hover {background-color: #f1f1f1;}

.dropdown:hover .dropdown-content {
  display: block;
}