DD

dabblet.css

/**
 * DD
 */

body {
  padding: 3em;
  background: white;
  color: black;
}

.dd {
  background: #dfe;
  
  position: absolute;
  z-index: 20;
  border: 1px solid #aaa;
  box-shadow: 0 0 5px 1px rgba(0,0,0,0.5);
}

.dd-tip {
  position: absolute;
  width: 30px;
  height: 30px;
  left: 50%;
  top: -14px;
  margin-left: -15px;
  clip: rect(0 30px 14px 0);
}

.dd-tip::before {
  display: block;
  width: 14px;
  height: 14px;
  position: relative;
  left: 7px;
  top: 7px;
  content: "";
  background: #dfe;
  transform: rotate(45deg);
  box-shadow: 0 0 5px 2px rgba(0,0,0,0.5);
}

dabblet.html

<div class="dd">
  <i class="dd-tip"></i>
  <div style="padding: 1em">content 1 2  4 4 4  5<br> 5 6 6 6 7 7 7 7 7</div>
</div>

settings.json

{"view":"split-vertical","prefixfree":"1","page":"html"}