.comp-image {
  width: 100%;
}
.comp-image .image-box {
  width: 100%;
  position: relative;
}
.comp-image .image-box img {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 0;
}
.comp-image .image-box .author {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
}
.comp-image .caption-inner {
  font-size: 0.6em;
  line-height: 1.3;
  margin-top: 0.5em;
}