SOURCE

<div id="phone">
  <div id="note">
    <div id="text"><p>生日提醒</p></div>
    <div id="names">
      <div>
      <p>程英航</p>
      </div>
      <div>
      <p>程英航</p>
      </div>
      <div>
      <p>程英航</p>
      </div>
      <div>
      <p>程英航</p>
      </div>
    <div>
       <p>程英航</p>
      </div>
      <div>
      <p>程英航</p>
      </div>
   </div>
  </div>
</div>

#phone
{
  border: 2px solid red;
  width:375px;
  height:667px;
}
#note{
  
}
#names{
  display:flex;
  justify-content:space-around;
  font-size:10px;
}
#text{
  margin-left:15px;
  margin-right:15px;
  border-bottom-width:0 0 2px 0;
  border-bottom-style:solid;
  border-bottom-color:grey;
  height:30px;
  font-size:20px;
}