.slider {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
}
.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}
.active-slide {
  opacity: 1;
}
.slider-buttons {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
}

.slider img {
  display: block;
  margin: 0 auto;
}

.slider .descp {}

.slider iframe {
  display: block;
  margin: 20px auto;
  border: 2px solid white;
}