.curso__link {
  width: 100%;
  text-align: center;
  box-sizing: border-box;
  border-top: 1px solid rgba(0, 0, 0, 0.2);
  height: 30px;
}

.curso__link a{
  text-decoration: none;
  width: 100%;
  line-height: 30px;
  color: rgba(0, 0, 0, 0.7);
  text-transform: uppercase;
  font-family: sans-serif;
}