.project-sec .triangle-sec {
    -webkit-clip-path: polygon(0 0, 50% calc(0% - -60px), 100% 0, 100% 100%, 0 100%);
    clip-path: polygon(0 0, 50% calc(0% - -60px), 100% 0, 100% 100%, 0 100%);
}
.project-sec .wk-grid-small>:nth-child(2) .wk-panel .triangle-sec{
   -webkit-clip-path: polygon(0 100%, 50% calc(100% - 60px), 100% 100%, 100% 0, 0 0);
    clip-path: polygon(0 100%, 50% calc(100% - 60px), 100% 100%, 100% 0, 0 0);
}
.project-sec .wk-grid-small .wk-panel > *:last-child {
    padding-top: calc(100% - 60px);
}
@media (max-width:767px){
  .demo .uk-background-cover {
      height: auto !important;
      min-height: calc(100vh - 100px) !important;
  }
}