Small CSS improvements for "Send feedback" section

[cristianraiber]

Active:

---

---

Hover:

---

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CSS:

• active

  
  #customize-theme-controls .accordion-section-title.epsilon-pro-section-title {
  background: #f5f5f5;
  }

.control-section-epsilon-section-pro .accordion-section-title .button { margin-top: -3px; margin-left: 0; }

- hover:

customize-theme-controls .accordion-section-title.epsilon-pro-section-title:hover{

color: #f8f8f9; cursor: pointer; }