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<p class="main-text">Гештальт-психология к 20-м годам XX столетия заняла достаточно прочные позиции в Германии. Но её дальнейшему развитию помешала политика.</p>

<h2>Фигура и фон</h2>
<p class="main-text">Простейшее формирование восприятия заключается в разделении зрительных ощущений на объект — фигуру, расположенный на фоне. Выделение фигуры из фона и удержание объекта восприятия включает психофизиологические механизмы.</p>

<h2>Константы восприятия</h2>

<div class="main-text">
    <li>Константность размера</li>
    <li>Константность формы</li>
    <li>Константность яркости</li>

<div class="links">
  <span class="icon">📞 </span>+7 919 718 2212
  <span class="icon">✉️ </span>[email protected]


                h1, h2, p, span, ul {
  margin: 0;

.main-text {
  margin-top: 10px;

ul li {
  margin-top: 17px;

span.icon {
  margin-right: 5px;