.tech-gallery {
  overflow: hidden;
  width: 100%;
  position: relative;
}

.tech-gallery-exp {
  height: 100vh;
}

.tech-gallery img{
  width: 100%;
  transition: visibility 1s, opacity 0.5s linear;
  visibility: visible;
  opacity: 1;
}

.tech-gallery img.fix-pos{
  position: absolute;
}

.tech-gallery .img-hidden {
  visibility: hidden;
  opacity: 0;
}

.tech-switcher-container {
  position: relative;
  width: 100%;
}

.tech-text-switcher {
  position: absolute;
  bottom: 2em;
  width: 100%;
}

.switcher-wrapper {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.switcher-button {
  text-transform: uppercase;
  cursor: pointer;
  margin: 1em 1em;
  border-radius: 1px;
  border: solid 1px #424242;
  background-color: transparent;
  min-width: 220px;
  height: 40px;
  text-align: center;
  font-size: 15px;
  letter-spacing: 4px;
  line-height: 30px;
  padding: 5px;
}

.switcher-button.switch-active {
  background-color: #424242;
  color: #fff;
}

.aval-tech {
  margin: 1em;
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-align: center;
  color: #505050;
}

/** Mobile Style */
@media only screen and (max-width: 769px) {
  .tech-gallery, .tech-gallery-exp {
    height: auto;
  }

  .switcher-wrapper {
    flex-wrap: wrap;
  }

  .tech-text-switcher {
    position: relative;
    bottom: 1em;
  }
}

@media only screen and (max-width: 769px) {
  .tech-switcher-container {
    padding-bottom: 30px;
  }
}