.Header {
  margin-bottom: 4rem;
}

.Nav ul {
  display: inline-block;
}

.Form {
  float: right;
  max-width: 300px;
  position: relative;
}

.Form input {
  padding-right: 1.5em;
}

.Form .icon {
  position: absolute;
  right: 5px;
  top: 5px;
  width: 1em;
  height: 1em;
}