.page-nav-item:first-child > .row {
  margin-top: -30px;
}

.box-slope-bg {
  margin-top: 30px;
  margin-bottom: 30px;
  padding: 30px;
  background: #fdfdfd;
  position: relative;
  overflow: hidden;
}

.box-slope-bg:first-child {
  margin-top: 0;
}

.box-slope-bg:last-child {
  margin-bottom: 0;
}

.box-slope-bg::after {
  content: "";
  top: 0;
  right: 23%;
  position: absolute;
  transform: rotate(21deg);
  transform-origin: top right;
  height: 1000%;
  width: 100%;
  background: #f4f4f4;
  z-index: 1;
}

.box-slope-bg > * {
  position: relative;
  z-index: 2;
}