.slideshow .viewport {
  position: relative;
  overflow: hidden;
}
.slideshow .slides {
  position: relative; 
}
.slideshow .slide {
  position: relative; 
  float: left;
}

.slideshow .prevButton, .slideshow .nextButton {
  position: absolute;
  width: 40px;
  height: 40px;
  background-color: rgba(0, 0, 0, 0.5);
  top: calc(50% - 20px); 
  display: none;
}

.slideshow .prevButton {
  left: 10px;
}

.slideshow .nextButton {
  right: 10px;
}

.slideshow .nextButton:hover, .slideshow .prevButton:hover {
 cursor: pointer; 
}

.slideshow .viewport canvas {
  width: inherit;
  height: inherit;
}

.slideshow .slideTitle {
  color: #fff;
  background-color: rgba(0, 0, 0, 0.5);
  display: none;
  width: 100%;
  height: 20px;
  padding: 10px;
  position: absolute;
  bottom: 0;
}
.slideshow .thumb:hover {
  cursor: pointer;
}
.slideshow .hidden{
  display: none;
}
.slideshow .displayed{
  display: block;
}
.slideshow .slide img {
  display: block;
}