.nd_options_countdown_l3_elem { position:relative; }
.nd_options_countdown_l3_elem:after {
position: absolute;
content: "/";
top: 30px;
right: -12px;
font-size: 60px;
color: #000;
opacity: 0.05;
font-weight: 100;
z-index: 9;
line-height: 60px;
} 
.nd_options_countdown_l3 .nd_options_countdown_l3_elem:last-child:after {
display:none;
}