JSFiddle - React, Tailwind, and code Playground

by Softlink

HTML

<div class="note">
    <div class="setting_button">
      <div class="tooltip">
        <ul>
          <li>1</li>
          <li>2</li>
          <li>3</li>
        </ul>
      </div>
    </div>
  </div>

CSS

.note{
	width: 30%;
	margin: 0 auto;
	padding: 100px 0;
}
.setting_button{
	position: relative;
	width: 30px;
	height: 30px;
	border: 1px solid #000;
    background: #fff;
}
.tooltip{
	position: absolute;
	top: -61px;
	padding: 0 0 20px 0;
}

.tooltip ul{
    border: 1px solid #000;
    background: #fff;
	white-space: nowrap;
	font-size: 0;
}
.tooltip li{
	display: inline-block;
	vertical-align: top;
	width: 18px;
	height: 18px;
	padding: 11px;
	font-size: 16px;
}