.content {
  display: flex;
  box-sizing: border-box;
}
.content .left {
  flex: 1;
  box-sizing: border-box;
}
.content .left .left_image {
  width: 100%;
  box-sizing: border-box;
}
.content .right {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  box-sizing: border-box;
}
.content .right .right_image {
  width: 100%;
  vertical-align: middle;
  box-sizing: border-box;
}