body {
	height: 100%;
	background-position: center;
	font-family: Calibri;
}

.logo-img{
    float: left;
    position: relative;
    margin: 10px 15px 15px 10px;
}

.bg-div{
   overflow: hidden;
}

/* Style the top navigation bar */
.topnav {
  overflow: hidden;
  background-color: #ffffff;
}

/* Style the topnav links */
.topnav a {
  float: left;
  display: block;
  color: #000000;
  text-align: center;
  letter-spacing: 3px;
  padding: 10px 20px;
  margin-top: 20px;
  margin-bottom: 30px;
  text-decoration: none;
  font-size: 13px;
}

/* Change color on hover */
.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.topnav-right {
  float: right;
}

.img {
  max-width: 100%;
  height: auto;
}

.text {
  background-color: white;
  color: black;
  border-color: black;
  font-size: 70px; 
  font-weight: bold;
  margin: 0 auto;
  padding: 10px;
  width: 50%;
  text-align: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

* {
  box-sizing: border-box;
}

/* Create five equal columns that floats next to each other */
.column {
  float: left;
  width: 20%;
  padding: 5px;
  margin-top: 30px;
}

/* Clearfix (clear floats) */
.row:after {
  content: "";
  clear: both;
  display: table;
}

.title {
  margin-top: 40px;
  text-align: center;
}

.container {
  position: relative;
  width: 100%;
  max-width: 400px;
}

.image {
  display: block;
  width: 100%;
  height: auto;
}

.overlay {
  position: absolute; 
  bottom: 0; 
  background: rgb(0, 0, 0);
  background: rgba(0, 0, 0, 0.5); /* Black see-through */
  color: #f1f1f1; 
  width: 100%;
  transition: .5s ease;
  opacity:0;
  color: white;
  font-size: 20px;
  padding: 20px;
  text-align: center;
}

.container:hover .overlay {
  opacity: 1;
}

/* Responsive layout - makes the five columns stack on top of each other instead of next to each other */
@media screen and (max-width:600px) {
  .column {
    width: 100%;
}

/* Style the footer */
.footer {
  padding: 10px;
  text-align: center;
}