.abbr {
  color: #333;
  position: relative;
  padding: 0 4px;
  cursor: pointer;
  white-space: pre-wrap;
  border-radius: 4px;
  background: #f8f8f8;
  box-shadow: inset 1px 0 #b3b3b3, inset 0 1px #b3b3b3, inset -1px 0 #b3b3b3, inset 0 -1px #b3b3b3;
}    
.abbr:focus,
.abbr:hover{
  outline: none!important;
  outline-offset: 0!important;
  color: #333;
}

#abbr-panel {
  display: none;
  position: fixed;
  font-size: 0.9rem;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
}
#abbr-panel.open
{
  display: block;
}
#abbr-backdrop {
  position: fixed;
  bottom: 0;
  top: 0;
  left: 0;
  right: 0;
}

#abbr-wrapper {
  max-height: 0;
  display: block;
  max-width: 100%;

  background-color: white;
  border-top: 3px solid black;
    -webkit-transition: max-height 1s ease-out 0.5s;
 -moz-transition: max-height 1s ease-out 0.5s;
 -o-transition: max-height 1s ease-out 0.5s;
 transition: max-height 1s ease-out 0.5s;
}

#abbr-panel.open #abbr-wrapper {
  max-height: 50vh;
}


#abbr-close {
  padding: 1.25rem;
  margin-left: auto;
  cursor: pointer;
  text-align: right;
}

#abbr-close:hover {
  background-color: #fdfdfd;
}
#abbr-title {
  text-align: center;
  display: block;
  font-size: 1.6rem;
}
#abbr-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: left;
  font-size: 1.4rem;
  padding: 1.25rem 0 1.25rem 0.9rem;
}