<div class="radikalwp-hv-trace"><div class="radikalwp-hv-trace-img" style="background:linear-gradient(135deg,#14b8a6,#0ea5e9)"><//div><i><//i><//div>

.radikalwp-hv-trace { position: relative; width: 230px; height: 150px; padding: 8px; }
.radikalwp-hv-trace-img { width: 100%; height: 100%; border-radius: 6px; }
.radikalwp-hv-trace i {
  position: absolute;
  inset: 0;
  border: 2.5px solid #14b8a6;
  border-radius: 10px;
  clip-path: polygon(0 0, 0 0, 0 0, 0 0);
  transition: clip-path .55s ease;
  pointer-events: none;
}
.radikalwp-hv-trace:hover i { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }