<div class="hero__title">
  <span class="hero__desc hero__desc_1">Дизайн и верстка</span><br>
  <span class="hero__desc"><span class="hero__accent">сайтов</span> с нуля</span><br>
  <span class="hero__desc">для вас</span>
</div>

body{
  background: #0f41b5;
  padding: 0;
  margin: 0;
}

.hero__title{
  font-family: Roboto, Arial, sans-serif;
  font-weight: 900;
  font-size: 48px;
  line-height: 1;
  color: #fff;
  padding: 50px;
}

.hero__desc{
  position: relative;
  padding-left: 1em;
}

.hero__desc:after{
  content: '';
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  background: #000;
  bottom: 0;
  left: -2px;
  z-index: -1;
}

.hero__desc_1:after{
  height: 55%;
}

.hero__accent{
  color: #00d4d4;
}

@media screen and (max-width: 640px){
  .hero__title{
    font-size: 24px;
    padding: 0;
    margin: 0 auto;
    width: 280px;
  }
}