.btn-llg {
    padding: 10px 10px;
    font-size: 30px;
    line-height: 1.0;
    border-radius: 54px;
    min-width : 50px;
    margin-bottom : 5px;
}
@media (min-width: 768px) 
{
    .btn-llg {
    padding: 10px 10px;
    font-size: 45px;
    line-height: 1.7;
    min-width : 100px;
    margin-bottom : 10px;
    }
}   

.highlight {
   text-decoration: underline;
   font-weight:bold;
}