<div class="about" id="about">
  <div class="about__title title">About me</div>
  <div class="about__text">
    <p class="about__text-item">Hi, I'm Denis – UX/UI designer from Minsk. <br> I'm interested in design and everything connected with it.</p>
    <p class="about__text-item">I'm studying at courses "Web and mobile design <br> interfaces" in IT-Academy.</p>
    <p class="about__text-item">Ready to implement excellent projects <br> with wonderful people.</p>
  </div>
</div>

.about {
  padding-top: 120px;
  padding-bottom: 107px;
  background: #f6f6f6;
  text-align: center;
}

.about__title {
  margin-bottom: 18px;
}

.about__text {
  max-width: 485px;
  margin: 0 auto;
}

.about__text-item {
  margin: 0;
  margin-bottom: 53px;
  font-family: Gilroy-Medium, sans-serif;
  font-size: 18px;
  line-height: 22px;
  text-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
}

body {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing:border-box
}