JSFiddle - React, Tailwind, and code Playground

by Radioactive

HTML

<div class="inform">

  <div class="inform_but">
    Что это такое?
  </div>

  <div class="inform_cont">
    1cascascasdczdcscfwdcvwsasd adas dasdasdasdasdasdasd
  </div>

</div>

CSS

* {
  margin: 0;
  padding: 0;
}

.inform {
  height: 270px;
  background-color: #555;
  display: flex;
  position: relative;
}

.inform_but {
  cursor: pointer;
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -20px 0 0 -100px;
  background: #cdcdcd;
  color: #333;
  width: 200px;
  height: 40px;
  text-align: center;
  line-height: 40px;
  border-radius: 4px;
  box-shadow: 0 1px 2px #333;
  z-index: 1;
}

.inform_cont {
  margin: auto;
  position: relative;
  z-index: 2;
}