@import url("https://fonts.googleapis.com/css2?family=Lato&family=Pattaya&display=swap");

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

body {
  background-image: linear-gradient(90deg, #7d5fff, #7158e2);
  font-family: "Lato", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
  margin: 0;
}

.search {
  position: relative;
  height: 30px;
}

.search .input {
  background-color: #fff;
  border: 0;
  font-size: 17px;
  padding: 10px;
  height: 30px;
  width: 30px;
  transition: width 0.3s ease;
}

.btn {
  background-color: #fff;
  border: 0;
  cursor: pointer;
  font-size: 22px;
  position: absolute;
  top: 0;
  left: 0;
  height: 50px;
  width: 50px;
  transition: transform 0.3s ease;
}

.btn:focus,
.input:focus {
  outline: none;
}

.search.active .input{
    width: 200px;
}

.search.active .btn{
    transform: translateX(198px);
}