.wrapper {
  max-width: 1000px;
  margin: 0 auto;
}
header {
  background: tomato;
  font-size: 4rem;
}
.container {
  display: flex;
  margin-top: 30px;
  margin-bottom: 80px;
}
.main {
  width: 100%;
}

#anime_test{
    height: 100px;
    width: 100px;
    background-color: #F44336;
    position: relative;
    left: 0;
    transition: 2.5s;
}
#anime_test.active {
    background-color: #2196F3;
    left: calc(100% - 100px);
}

.anime_test-btn {
    margin-top:  10px;
    display:  inline-block;
    padding:  5px 10px;
    border: solid 1px;
    cursor:  pointer;
    margin-bottom: 30px;
}
.explain{
  font-size: 20px;
}

.change-img {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 20px;
  max-width: 400px;
  margin: 0 auto; 

}

.change-img__main {
  width: 100%;
  text-align: center;
}

.change-img__main img {
  aspect-ratio: 2/1;
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.change-img__img-sub {
  width: 100%;
}

.change-img__list {
    width: 100%;
  display: flex;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 0;
overflow-x: scroll;
}

.change-img__item {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  min-width: 80px;
}

.change-img__item img {
  aspect-ratio: 1;
  width: 100%;
  object-fit: cover;
  border-radius: 4px;
  max-height: 219px;
}
@media (max-width: 600px) {
  .container {
  }
}
.square {
  height: 200px;
  width: 200px;
  background: #0bd;
}
#spread {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100vh;
  background: #000;
}
/* General Styling */
body {
  padding: 2rem;
}
h1 {
  font-size: 4rem;
  position: absolute;
  top: 150px;
}
h2{
  text-align-last: left;
  font-size: 2rem;
}
.main-image{
  margin-top: 20px;
}

/* General styling */
main {
  max-width: 600px;
  text-align: center;
  margin: 10px auto 40px;
}
p {
  text-align: left;
}
footer {
  background: plum;
  text-align: center;
}