.portfolio-box {
  position: relative;
  display: block;
  max-width: 650px;
  margin: 0 auto;
}

.portfolio-box .portfolio-box-caption {
  position: absolute;
  bottom: 0;
  display: block;
  width: 100%;
  height: 100%;
  text-align: center;
  opacity: 0;
  color: #fff;
  background: rgba(9,162,255,0.85);
  transition: all .2s;
}

.portfolio-box .portfolio-box-caption .portfolio-box-caption-content {
  position: absolute;
  top: 50%;
  width: 100%;
  transform: translateY(-50%);
  text-align: center;
}

.portfolio-box .portfolio-box-caption .portfolio-box-caption-content .project-category, .portfolio-box .portfolio-box-caption .portfolio-box-caption-content .project-name {
  padding: 0 15px;
  font-family: "Open Sans", "Helvetica Neue", Arial, sans-serif;
}

.portfolio-box .portfolio-box-caption .portfolio-box-caption-content .project-category {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
}

.portfolio-box .portfolio-box-caption .portfolio-box-caption-content .project-name {
  font-size: 18px;
}

.portfolio-box:hover .portfolio-box-caption {
  opacity: 1;
}

.portfolio-box:focus {
  outline: none;
}

@media (min-width: 768px) {
  .portfolio-box .portfolio-box-caption .portfolio-box-caption-content .project-category {
    font-size: 16px;
  }
}

@media (min-width: 768px) {
  .portfolio-box .portfolio-box-caption .portfolio-box-caption-content .project-name {
    font-size: 22px;
  }
}

#image-slider-fat {
}

.carousel-item img {
  height: 500px;
  object-fit: cover;
}

.carousel-item {
  /*transition: opacity 3s ease-in-out;*/
}

.carousel-fade .carousel-item {
  opacity: 0;
  transition-property: none;
  transition-duration: 1s;
}

.crossfade > div {
  animation: imageAnimation 8s linear infinite 0s;
  backface-visibility: hidden;
  background-size: cover;
  background-position: center center;
  color: transparent;
  height: 100%;
  left: 0px;
  opacity: 0;
  position: absolute;
  top: 0px;
  width: 100%;
  z-index: 0;
}

.crossfade {
  height: 450px;
  width: 100%;
}

.crossfade > div {
  animation-delay: calc(var(--n) * 2s);
}

@keyframes imageAnimation {
  0% {
    animation-timing-function: ease-in;
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  50% {
    animation-timing-function: ease-out;
    opacity: 1;
  }
  75% {
    opacity: 1;
  }
  90% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}