.container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.item {
  padding: 20px 120px;
  border: 1px solid #000000;
  background-color: orange;
}

.overTop {
  border-top: 3px solid green;
}

.overBottom {
  border-top: 3px solid green;
}/*# sourceMappingURL=style.css.map */