@charset "UTF-8";
.main {
  position: relative;
  background-color: #343a40;
  background: url("../images/bg-main.jpg") no-repeat center center;
  background-size: cover;
  padding-top: 8rem;
  padding-bottom: 8rem;
}
.main:before {
  content: "";
  position: absolute;
  background-color: #1c375e;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  opacity: 0.5;
}