JSFiddle - React, Tailwind, and code Playground

HTML

<div id="blueTrigger">Blue
    <div class="roomOverlay blue" id="conf_sanchez"></div>
    <p id="conf_sanchez">
    hi
    </p>
   <p id="conf_sanchez"> bi</p>
    </div>

CSS

#blueTrigger:hover > #conf_sanchez {
    height: 104px;
}
#conf_sanchez {
 
    width: 96px;
 
    background-color: Blue;
  
}