.zero a {  
}
.zero a:hover {
  border-image: repeating-linear-gradient( 45deg, #52ee5e, #e4e73c, #23a6d5, #236ad5) 10;
}
.zero1 a:hover {
  border-image: repeating-linear-gradient( 45deg, #adadad, #6c6c6c) 10;
}    
.um a {
  color: #00a367 !important;
}
.um a:hover {
  border-top: 2px solid #00a367 !important;
}    

.dois a {
  color: #06d !important;
}
.dois a:hover {
  border-top: 2px solid #06d !important;
}

.tres a {
  color: #e7ca00 !important;
}
.tres a:hover {
  border-top: 2px solid #e7ca00 !important;
}

.quatro a {
  color: #ff7043 !important;
}
.quatro a:hover {
  border-top: 2px solid #ff7043 !important;
}

.cinco a {
  color: #ef0000 !important;
}
.cinco a:hover {
  border-top: 2px solid #ef0000 !important;
}

.especial a {
  color: #9b9b9b !important;
}
.especial a:hover {
  border-top: 2px solid #9b9b9b !important;
}