app/assets/stylesheets/framework/cards.scss
.card-2 {
@extend .card;
border: 0;
box-shadow: 0 0 2rem 0 rgba(136,152,170,.15);
}
.card-header-2 {
@extend .card-header;
border-bottom: 1px solid rgba(0,0,0,.05);
&:first-child {
@include border-radius(calc(.375rem - 1px) calc(.375rem - 1px) 0 0);
}
}