.main {
  text-align: center;
}

.biography-container {
  display: inline-block;
  text-align: left;
  padding: 0 1em;
  max-width: 1500px;
}

.biography-container img {
  float: right;
  width: 300px;
  margin: 5px 10px;
  height: auto;
}

@media screen and (max-width: 415px) {
  .biography-container img {
    width: 33%;
  }
}

@media screen and (max-width: 200px) {
  .biography-container img {
    display: none;
  }
}