JSFiddle - React, Tailwind, and code Playground

HTML

<div class="time">50%
        <div class="leftnum">0</div>
        <div class="rightnum">5</div>
        <div class="progress"></div>
</div>

CSS

.time {
     border: solid 1px #000000;
     width: 250px;
     text-align:center;    
}
                
                
.rightnum {
     float:right;
     padding-right:.3em;
}
                
.leftnum {
     float:left;
     padding-left:.3em;
}
                
.progress {
     width: 50%;
     height:100%;        
     background: #555555;        
}