#container {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  background: white;
  display: grid;
  place-items: center;
}

#slider-container {
  height: 240px;
  width: 85vw;
  max-width: 1170px;
  position: relative;
  overflow: hidden;
  padding: 0px;
}

#slider-container .btn {
  position: absolute;
  top: calc(50% - 15px);
  height: 20px;
  width: 20px;
  border-left: 10px solid black;
  border-top: 10px solid black;
}

#slider-container .btn:hover {
  transform: scale(1.2);
}

#slider-container .btn.inactive {
  border-color: rgb(153, 121, 126)
}

#slider-container .btn:first-of-type {
  transform: rotate(-45deg);
  left: 4px;
  z-index: 2;
}

#slider-container .btn:last-of-type {
  transform: rotate(135deg);
  right: 18px;
  z-index: 2;
}

#slider-container #slider {
  display: flex;
  width: 1000%;
  height: 100%; 
  transition: all .5s;
}

#slider-container #slider .slide {
  height: 100%;
  margin: auto 10px;
  display: grid;
  place-items: center;
}

#slider-container #slider .slide span {
  color: white;
  font-size: 150px;
}

@media only screen and (min-width: 1100px) {

  #slider-container #slider .slide {
    width: calc(2.5% - 20px);
  }

}

@media only screen and (max-width: 1170px) {

  #slider-container #slider .slide {
    width: calc(3.3333333% - 20px);
  }

}

@media only screen and (max-width: 900px) {

  #slider-container #slider .slide {
    width: calc(5% - 20px);
  }

}

@media only screen and (max-width: 550px) {

  #slider-container #slider .slide {
    width: calc(10% - 20px);
  }

}
.slide {
    /*overflow: hidden;*/
    padding: 0;
    width: 300px;
    height: 300px;
}
.slide img {
    transition-duration: 1s;
    margin: 0 auto;
    display: block;
}

.containerYear {
  position: relative;
  width: 50%;
}

.image {
  opacity: 1;
  display: block;
  width: 100%;
  height: auto;
  transition: .5s ease;
  backface-visibility: hidden;
}

.middle {
  transition: .5s ease;
  opacity: 0;
  position: absolute;
  top: 50%;
  left: 51%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
}

.containerYear:hover .image {
  opacity: 0.5;
}

.containerYear:hover .middle {
  opacity: 1;
}

.text {
  background-color: white;
  color: #e3001b;
  font-size: 26px;
  padding: 16px 32px;
  font-weight: bold;
}