@charset "utf-8";

img {
  width: auto;
  max-width: 100%;
  height: auto;
}
.flex {
  display: flex;
  flex-flow: row nowrap;
  justify-content: space-between;
}
.flex > ._w20 {width: 18.5%;}
.flex > ._w80 {width: 78.5%;}


@media only screen and (max-width: 768px) {
  .flex {
    flex-direction: column;
  }
  .flex > ._w20,
  .flex > ._w80 {
    width: 100%;
  }
  .flex > * + * {
    margin-top: 1em;
  }
  
  
}