.case-studies-page .content-locked {
  position: relative;
  height: 750px;
  overflow: hidden;
}
.case-studies-page .content-locked .btn {
  position: absolute;
  bottom: 6%;
  left: 50%;
  transform: translateX(-50%);
}
.case-studies-page .content-locked::before {
  height: 250px;
  width: 100%;
  background: linear-gradient(to top, #ffffff 40%, rgba(255, 255, 255, 0));
  position: absolute;
  content: "";
  bottom: 0;
  left: 0;
}
.case-studies-page .container:not(.content-locked) .btn {
  display: none;
}