.box {
  position: relative;
  vertical-align: middle;
  color: var(--mr-color--btn);
  display: inline-block;
  text-align: center;
  transition: 0.5s;
  padding: 5px 20px;
  cursor: pointer;
  border: 1px solid var(--mr-color--btn);
  -webkit-transition: 0.5s;
}

#sub--nav--arbeiten .box {
  width: 200px;
  margin: 10px;
}

@media (min-width: 992px) {
  #sub--nav--arbeiten .box {
    margin: 3px;
  }
}

.box2 {
  color: var(--mr-bg--kontakt);
  border: 1px solid var(--mr-bg--kontakt);
  margin-top: 2rem;
}

.box:hover {
  border: 1px solid rgba(0,160,80,0);
  color: #333;
}

.box2:hover {
  color: white;
}

.box::before, .box::after {
  width: 100%;
  height: 100%;
  z-index: 3;
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  box-sizing: border-box;
  -webkit-transform: scale(0);
  transition: 0.5s;
}

.curmudgeon::before {
  border-bottom: 1px solid var(--mr-color--btnhover);
  border-left: 0;
  -webkit-transform-origin: 0% 100%;
}

.curmudgeon2::before {
  border-bottom: 1px solid white;
}

.curmudgeon::after {
  border-top: 0;
  border-right: 0;
  -webkit-transform-origin: 50% 50%;
}

.box:hover::after, .box:hover::before {
  -webkit-transform: scale(1);
}

.link {
  line-height: 1em;
  position: absolute;
  bottom: 0;
  right: 20px;
  width: 300px;
  height: 50px;
  font-family: "Open Sans","Roboto",Arial,sans-serif;
  text-align: right;
}

.link > a {
  text-decoration: none;
  color: #FF0;
}