.ccm-block-topic-list-list {
     list-style-type: none;
     padding-left: 0px;
     padding-bottom: 0px;
     margin-bottom: 8px;
    font-family: 'HelveticaNeueLTStd-Lt', sans-serif;

    /* new */
    margin-bottom: 16px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
}

@media (max-width: 640px) {
     .ccm-block-topic-list-list {
          display: block;
     }
}

 .ccm-block-topic-list-list li {
     display: inline-block;
     padding: 0 4px;
}
 .ccm-block-topic-list-list li:first-child {
     padding-left: 0;
}
 .ccm-block-topic-list-list li:last-child {
     padding-right: 0;
}
 .ccm-block-topic-list-list a {
     text-decoration: none;
     -webkit-transition: color 0.3s ease;
     transition: color 0.3s ease;
     font-size: 16px;
     letter-spacing: 0.025em;
}
.ccm-block-topic-list-list a:hover {
     color: #bcd232;
}
 
 .ccm-block-topic-list-list .ccm-block-topic-list-topic-selected {
     font-weight: bold;
     padding: 0.3em 0.5em 0.2em;
     background-color:#bcd232;
     color: #ffffff;
}
.ccm-block-topic-list-list a.ccm-block-topic-list-topic-selected:hover {
     color: #ffffff;
}