*{
  font-family: 'Roboto', sans-serif;
}

a, a:visited {
    color: #ff8419;
    text-decoration:none;
    font-weight:inherit;
    cursor:pointer;
}

a:hover {
    text-decoration: underline;
}

.form-signin input[type="submit"]{
  border-radius: 20px;
  box-shadow: inset 0 0 0 2px #212121;
  background-color: transparent;
  color: #212121;
}

.form-signin input[type="submit"]:hover {
  background-color: #212121; 
  color: #fff;
}