.frame {
  height: 680px;
}

.flexitem img {
  padding: 0px;
  margin: 0px;
  margin-bottom: 10px;
  border-radius: 0.5%;
  box-shadow: 3px 3px 3px lightgray;
}
.portrait img {
  width: 450px;
  height: auto;
}

.landscape img {
  width: 600px;
  height: auto;
}

.explanation {
  padding-right: 0;
  width: 250px;
}

.flexitem .text {
  text-align: left;
}