.before_blok {
  position: relative;
  margin-top: 45px; }
  @media (min-width: 1023px) {
  .before_blok:before {
    content: "";
    background: #f9f9f9;
    width: calc(100vw);
    height: 100%;
    position: absolute;
    bottom: -40px;
    right: -160px; } }
  @media (max-width: 1023px) {
  .before_blok {
    background: #f9f9f9;
    margin-left: -20px;
    width: calc(100% + 40px);
    padding: 20px; } }
  @media (max-width: 560px) {
  .before_blok {
    margin-top: 20px; } }