.pw { position: relative; display: block; }
.pw input { width: 100%; padding-right: 2.6rem !important; }
.pw-eye {
  position: absolute; right: 0.4rem; top: 50%; transform: translateY(-50%);
  background: none; border: 0; padding: 0.35rem; cursor: pointer; color: #5b6b7b; border-radius: 8px; line-height: 0;
}
.pw-eye:hover { color: #1b6ca8; background: #eef5fb; }
.pw-eye .eye-off { display: none; }
.pw-eye.on .eye-open { display: none; }
.pw-eye.on .eye-off { display: block; }