/* Box model fix */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Remove default browser spacing */
body {
  margin: 0;
  padding: 0;
}

/* Wrapper container */
#wrapper {
  margin: 0 auto;       
  width: 90%;           
  max-width: 960px;     
  min-width: 300px;     

  background-image: url("https://images.unsplash.com/photo-1558303522-d7a2bdfdbd82?q=80&w=765&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
  background-size: cover;
  background-position: center;
  background-attachment: fixed; 
}

header {
  text-align: center;
  min-height: 50px;
  min-width: 140px;
  opacity: 0.5; 
}

header h1 {
  color: #FFFFFF;
  font-family: 'Josefin Slab', serif;
  font-size: 40pt;
  text-shadow: 2px 2px 2px #0a0a26;
}

aside {
  background-color: #66123C;
  text-align: center;
  color: #FFFFFF;
  padding: 10px 3px 3px 3px;
}

#portrait {
  border: medium solid #FFFFFF;
  border-top-right-radius: 20%;
  border-bottom-left-radius: 20%;
  width: 100%;
  height: auto;
  max-width: 150px;
}

main {
  padding: 10px 20px 10px 20px;
  width: 100%;
  background-color: #FFFFFF;
}

footer {
  padding: 10px;
  text-align: center;
  background-color: #66123C;
  clear: both;
  font-family: 'Josefin Slab', serif;
  color: #b4b7d8;
}

footer a {
  color: #fff;
}

footer a:hover {
  color: #b4b7d8;
}

.collapsible {
  background-color: #b4b7d8;
  color: #444;
  cursor: pointer;
  padding: 5px;
  text-align: left;
  font-size: 15px;
}

.active,
.collapsible:hover {
  background-color: #ccc;
}

.content {
  display: none;
  background-color: #f1f1f1;
}

@media screen and (min-width: 700px) {
  .column1 { width: 20%; float: left; }
  .column2 { width: 40%; float: left; }
  .column3 { width: 60%; float: left; }
  .column4 { width: 80%; float: left; }
  .column5 { width: 100%; float: left; }
}