.z-index-up {
  z-index: 1;
}

* {
  box-sizing: border-box;
}

.block--contact {
  min-height: 600px;
  display: flex;
  align-items: center;
}
.block--contact .container {
  z-index: 1;
}
.block--contact__background:after {
  content: "";
  background: linear-gradient(90deg, #0a253c 0%, rgba(0, 0, 0, 0.2) 100%);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.block--contact__text h1, .block--contact__text h2, .block--contact__text h3, .block--contact__text h4, .block--contact__text h5, .block--contact__text h6 {
  color: white;
}
.block--contact__info {
  font-size: 1rem;
  line-height: 1.6;
}
.block--contact__info strong {
  font-size: 22px;
}