<div class="thought">This is a thought bubble.</div>
<div class="thought">I have cats.</div>
<div class="thought">This is a CodePen on the internet.</div>
<div class="thought">Qui inventore asperiores ipsum asperiores. Ullam voluptas quia quia voluptatem accusantium iste corrupti. Voluptatum deserunt vitae inventore.</div>
<div class="thought">This is another thought bubble.</div>
<div class="thought">I would walk a thousand miles just to see if you put your name in the Goblet of Fire, Harry.</div>
<div class="thought"> &#x1f192; </div>
body {
  background-color:orange;
  display:flex;
  flex-flow:row wrap;
  justify-content:center;
  margin:0;
  height:100vh;
  align-items:center;
  align-content:center;
}

.thought {
  display:flex;
  background-color:#fff;
  padding:20px;
  border-radius:30px;
  min-width:40px;
  max-width:220px;
  min-height:40px;
  margin:20px;
  position:relative;
  align-items:center;
  justify-content:center;
  text-align:center;
}
.thought:before,
.thought:after {
  content:"";
  background-color:#fff;
  border-radius:50%;
  display:block;
  position:absolute;
  z-index:-1;
}
.thought:before {
  width:44px;
  height:44px;
  top:-12px;
  left:28px;
  box-shadow:-50px 30px 0 -12px #fff;
}
.thought:after {
  bottom:-10px;
  right:26px;
  width:30px;
  height:30px;
  box-shadow:40px -34px 0 0 #fff,
             -28px -6px 0 -2px #fff,
             -24px 17px 0 -6px #fff,
             -5px 25px 0 -10px #fff;
  
}
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