Template:WordBalloon/styles.css

.word-balloon {
  position: relative;
  display: inline-block;
  background-color: var(--bgcolor, #FFFFFF);
  color: var(--textcolor, #000000);
  padding: 10px;
  border: 2px solid var(--bordercolor, #000000);
  border-radius: 20px;
  max-width: 300px;
  font-family: Arial, sans-serif;
  box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.1);
  line-height: 1.5;
}

.word-balloon-content {
  padding: 5px;
}

.word-balloon-tail {
  position: absolute;
  bottom: -10px;
  left: 30px;
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid var(--bordercolor, #000000);
}

.word-balloon-tail::before {
  content: '';
  position: absolute;
  bottom: 2px;
  left: -10px;
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid var(--bgcolor, #FFFFFF);
}