:root {
  --red: red;
  --yellow: #de8337;
  --skyblue: skyblue;
  --green: green;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Open Sans", sans-serif;
  background-color: #000;
}

.bg-slide {
  height: 100vh;
  display: flex;
  flex-direction: column;
}
.bg-slide .bg-animal {
  opacity: 0;
  position: relative;
}
.bg-slide .show {
  opacity: 1;
}
.bg-slide .bg-animal,
.bg-slide .bg-animal::before {
  width: 100%;
  height: 100%;
}
.bg-slide .bg-animal:not(:nth-child(1)) {
  display: none;
}
.bg-slide .bg-animal::before {
  content: "";
  top: 0;
  left: 0;
  position: absolute;
  background-size: cover;
}
.bg-slide .bg-animal:nth-child(1)::before {
  background-image: url("https://i.ibb.co/J505PqB/simon-rae-592472-unsplash.jpg");
}
.bg-slide .bg-animal:nth-child(2)::before {
  background-image: url("https://i.ibb.co/mD9ZZjq/jamie-turner-698103-unsplash.jpg");
}
.bg-slide .bg-animal:nth-child(3)::before {
  background-image: url("https://i.ibb.co/xDVHtCJ/eva-blue-615982-unsplash.jpg");
}
.bg-slide .bg-animal:nth-child(4)::before {
  background-image: url("https://i.ibb.co/T4T92t3/richard-lee-1178510-unsplash.jpg");
}

img {
  max-width: 100%;
  display: block;
  object-fit: cover;
}

.main-content {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  position: absolute;
  left: 0;
  top: 0;
}

.content-slide {
  background-color: #fff;
  min-height: 400px;
  position: relative;
  padding: 15px;
  display: flex;
  flex-wrap: wrap;
  max-width: 1000px;
}

.controller-arrows {
  position: absolute;
  display: flex;
  width: 100px;
  justify-content: space-around;
  align-items: center;
  bottom: 10px;
  left: 15px;
  z-index: 30;
}

.bg-slide-item {
  --size: 700px;
  position: absolute;
  max-width: var(--size);
  left: calc(100% - var(--size));
  bottom: 0;
  opacity: 0.3;
}

.slide__item {
  position: relative;
  z-index: 20;
  display: flex;
}

.slide__item:not(:nth-child(2)) {
  display: none;
}

.title__slide {
  font-size: 1.7rem;
  font-weight: 600;
  display: flex;
  align-items: center;
}
.title__slide .animal-name___slide {
  position: relative;
  padding: 5px;
  overflow: hidden;
}
.title__slide .animal-name___slide .line {
  position: absolute;
  width: 100%;
  top: 95%;
  transform: translatex(-75%);
  height: 5px;
}

.wolf-line {
  background-color: var(--red);
}

.tiger-line {
  background-color: var(--yellow);
}

.bear-line {
  background-color: var(--skyblue);
}

.eagle-line {
  background-color: var(--green);
}

.img__slide {
  min-width: 240px;
  transform: translatey(-20px);
  opacity: 0;
}
.img__slide img {
  position: relative;
  transform: translatey(-50%);
}

.title__slide,
.description__slide {
  transform: translatey(20px);
  opacity: 0;
}

.description__slide {
  display: flex;
  align-items: flex-end;
  padding-left: 40px;
  padding-bottom: 20px;
  line-height: 1.5rem;
  letter-spacing: 0.01rem;
}

.slide__item p::first-letter {
  font-size: 1.7rem;
  padding-right: 2px;
  font-weight: bold;
}

.slide__item:nth-child(2) p::first-letter {
  color: var(--red);
}

.slide__item:nth-child(3) p::first-letter {
  color: var(--yellow);
}

.slide__item:nth-child(4) p::first-letter {
  color: var(--skyblue);
}

.slide__item:nth-child(5) p::first-letter {
  color: var(--green);
}

.left-arrow,
.right-arrow {
  cursor: pointer;
  font-size: 1.5rem;
}

.animated > *,
.animated {
  transition: all 0.5s ease-out;
}
.animated > * .title__slide,
.animated .title__slide {
  transition-delay: 0.3s;
}

.show .img__slide, .show .title__slide, .show .description__slide {
  transform: translatey(0);
  opacity: 1;
}

@media screen and (max-width: 700px) {
  .slide__item {
    flex-direction: column;
    align-items: center;
  }

  .img__slide {
    max-width: 200px;
  }
  .img__slide img {
    transform: translatey(0);
  }

  .controller-arrows {
    left: calc(50% - 100px / 2);
  }

  .content-slide {
    min-height: 100%;
  }
}