* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: Arial;

}

.main {
  display: flex;
  flex-wrap: wrap;
  padding: 0 15px;
}
.column {
  flex: 25%;
  max-width: 25%;
  padding: 0 4px;
}
.column #size {
  margin-top: 8px;
  vertical-align: middle;
  width:100%;
  cursor:pointer;
}
.column img {
  opacity: 0.9;
 }
.column img:hover {
  transform: scale(1.1);
  transition: transform .2s;
  opacity: 1;
 }
@media screen and (max-width: 800px) {
  .column {
    -ms-flex: 50%;
    flex: 50%;
    max-width: 50%;
	transition: transform .2s;
  }
}
@media screen and (max-width: 600px) {
  .column {
    -ms-flex: 100%;
    flex: 100%;
    max-width: 100%;
	transition: transform .2s;
  }
}
.credits{
  margin-top:50px; 
  padding:20px;
  background:white;
  border-radius:5px;
  width:450px;
  text-align:center;
  color:gray;
}
a {
  color:#000000;
  text-decoration:none;
  font-family: 'Quicksand', sans-serif;
}
a:hover{
  color:#006;
}