<div class="hisu">必須</div>
.hisu{ display:inline-block;
background-color:#f1b32d;
color:#FFF;
font-size:12px;
padding-left:10px;
padding-right:10px;}
[textarea* your-message minlength:10 maxlength:140] [count your-message]
[textarea* your-message minlength:10 maxlength:140] [count your-message down]