* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  background-color: #fff5d8;
}

img {
  display: block;
}

.gallery {
  width: 900px;
  display: flex;
  overflow-x: scroll;
}

.gallery div {
  width: 100%;
  display: grid;
  grid-gap: 20px;
  grid-template-columns: auto auto auto;
  padding: 10px;
  flex: none;
}

.gallery img {
  width: 100%;
  filter: grayscale(1);
  transition: all 0.3s;
}

.gallery img:hover {
  filter: grayscale(0);
  transform: scale(1.1);
  cursor: pointer;
}

.gallery::-webkit-scrollbar {
  display: none;
}

.gallery-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 10% auto;
}

#backBtn,
#nextBtn {
  width: 50px;
  cursor: pointer;
  margin: 40px;
}