CSS code

header {
    text-align: center;
    font-family: "Ubuntu Regular";
}
input {

}
input {
  font-size: 16px;
  padding: 10px;
  display: block;
  width: 300px;
  border: none;
  border-bottom: 1px solid #ccc;
  margin-left: auto;
  margin-right: auto;
  &:focus;
    outline: none;
}