.carousel-items {
    display: flex;
    overflow-x: scroll;
    padding: 1rem 0;
}
.carousel-item {
    margin-left: 1rem;
}
.carousel-item {
    flex-grow: 1;
    flex-shrink: 0;
    flex-basis: 450px;
    margin-left: 1rem;
}
::-webkit-scrollbar-track {
    background-color: #F5F5F5;
}

::-webkit-scrollbar {
    height: 6px;
    background-color: #F5F5F5;
}

::-webkit-scrollbar-thumb {
    background-color: #3d4852;
    border-radius: 3px;
}
.scroller {
  width: 300px;
  height: 100px;
  overflow: auto;
  scrollbar-color: rebeccapurple green;
  scrollbar-width: thin;
}