<link href="https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css" rel="stylesheet">
  
<div class="container">
            <form action="" class="search" id="search-bar">
                <input type="search" placeholder="Type something..." name="q" class="search__input" >
    
                <div class="search__button" id="search-button">
                    <i class="ri-search-2-line search__icon"></i>
                    <i class="ri-close-line search__close"></i>
                </div>
            </form>
        </div>

@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500&display=swap");

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body {
  background-color: var(--body-color);
}

/*SEARCH*/
.container {
  height: 100vh;
  margin-inline: 1.5rem;
  display: grid;
  place-items: center;
  background-color: pink;

}

.search {
  position: relative;
  width: 76px;
  height: 76px;
  background-color: var(--white-color);
  box-shadow: 0 4px 24px hsla(222, 68%, 12%, 0.1);
  border-radius: 4rem;
  padding: 10px;
  overflow: hidden;
  transition: width 0.5s cubic-bezier(0.9, 0, 0.3, 0.9);
  background-color: white;
}
.search__input {
  border: none;
  outline: none;
  width: calc(100% - 64px);
  height: 100%;
  border-radius: 4rem;
  padding-left: 14px;
  font-family:Roboto;
  font-size: var(--small-font-size);
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1.5s;
}
.search__input:-webkit-autofill {
  box-shadow: 0 0 0 100px var(--white-color) inset;
}
.search__button {
  width:56px;
  height: 56px;
  background-color: var(--dark-color);
  border-radius: 50%;
  position: absolute;
  top: 0;
  bottom: 0;
  right: 10px;
  margin: auto;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.6s cubic-bezier(0.9, 0, 0.3, 0.9);
}
.search__icon, .search__close {
  color: var(--white-color);
  font-size: 1.5rem;
  position: absolute;
  transition: opacity 0.5s cubic-bezier(0.9, 0, 0.3, 0.9);
}
.search__close {
  opacity: 0;
}

/* Search animated */
.show-search {
  width: 100%;
}
.show-search .search__input {
  opacity: 1;
  pointer-events: initial;
}
.show-search .search__button {
  transform: rotate(90deg);
}
.show-search .search__icon {
  opacity: 0;
}
.show-search .search__close {
  opacity: 1;
}

/*=============== BREAKPOINTS ===============*/
/* For medium devices */
@media screen and (min-width: 576px) {
  .show-search {
    width: 450px;
  }
}

const toggleSearch = (search, button) =>{
   const searchBar = document.getElementById(search),
         searchButton = document.getElementById(button)

   searchButton.addEventListener('click', () =>{
       // We add the show-search class, so that the search bar expands
       searchBar.classList.toggle('show-search')
   })
}
toggleSearch('search-bar', 'search-button')