problemas con responsive

Como hacer responsive un slider texto, funciona correctamente pero cuando se abre la pagina en el celular no se hace responsive correctamente se pierde la forma y el contenido parcialmente.

.label_round{     background: #f5ed77;     border-radius: 22px;     width: 25%;     color: #5d5d5d;     font-size: 150%;     text-align: center;     margin-top: -3%;     margin-left: 65%; 	 position:absolute; } .tsl-list {     list-style-type:none;     margin:0;     padding:0;     position:fixed;     overflow:hidden; } .tsl-item {     position:fixed;     top:0;     left:100%;      margin-left:-100%;     width:100%;     float:left;     animation: tsl-fade-in-out 25s infinite;     animation-play-state:running; } .tsl-item + .tsl-item {     opacity:0; } .tsl-item:nth-child(2) {     animation-delay: -20s; } .tsl-item:nth-child(3) {     animation-delay: -15s; } .tsl-item:nth-child(4) {     animation-delay: -10s; } .tsl-item:nth-child(5) {     animation-delay: -5s; }  @keyframes tsl-fade-in-out {     0% {         opacity:0;         z-index:2;     }     1% {         opacity:1;         z-index:2;     }     20% {         opacity:1;     }     21% {         opacity:0;         z-index:1;     }     100% {         opacity:0;     } } .tsl-list:hover .tsl-item {     animation-play-state:paused; }
<div class="container-fluid col-sm-8 ">             <div class=" col-sm-2 label_round" >                 <ul class="tsl-list">                     <li class="tsl-item">                         <article>                             <p>awareness</p>                         </article>                     </li>                     <li class="  tsl-item">                         <article>                             <p>Conscious</p>                         </article>                     </li>                     <li class=" tsl-item">                         <article>                             <p>happiness</p>                         </article>                     </li>                     <li class=" tsl-item">                         <article>                             <p>Smart</p>                         </article>                     </li>                     <li class="tsl-item">                         <article>                             <p>Neighbor</p>                         </article>                     </li>                 </ul>             </div>         </div>