.show-from-top {
  -webkit-transform: translate3d(0, 90px, 0);
          transform: translate3d(0, 90px, 0);
}

.top-search {
  position: fixed;
  top: -90px;
  left: 0;
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 80px;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  z-index: 1033;
  -webkit-transition: -webkit-transform 0.35s ease-in-out;
  transition: -webkit-transform 0.35s ease-in-out;
  transition: transform 0.35s ease-in-out;
  transition: transform 0.35s ease-in-out, -webkit-transform 0.35s ease-in-out;
  background: #fff;
  box-shadow: 0px 4px 5px -2px rgba(0, 0, 0, 0.2), 0px 7px 10px 1px rgba(0, 0, 0, 0.14), 0px 2px 16px 1px rgba(0, 0, 0, 0.12);
}

.top-search form {
  width: calc(100% - 60px);
  margin: 15px 0;
  position: relative;
}

.top-search form i {
  position: absolute;
  top: 45%;
  right: 5px;
}