<a class="bn59" href="/">
    Button
</a>

.bn59 {
  background-color: #141414;
  border: 1px solid rgba(54, 54, 54, 0.6);
  font-weight: 600;
  position: relative;
  outline: none;
  border-radius: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  height: 45px;
  width: 130px;
  opacity: 1;
}