h1#headline1{ position: relative;
  color: black;
  background: #d0ecff;
  line-height: 1.4;
  padding: 0.25em 0.5em;
  margin: 2em 0 0.5em;
  border-radius: 0 5px 5px 5px;}
h1:after {
  /*タブ*/
  position: absolute;
  font-family: "Font Awesome 5 Free",'Quicksand','Avenir','Arial',sans-serif;
  font-weight: 900;
  content: '\f00c Point';
  background: #2196F3;
  color: #fff;
  left: 0px;
  bottom: 100%;
  border-radius: 5px 5px 0 0;
  padding: 3px 7px 1px;
  font-size: 0.7em;
  line-height: 1;
  letter-spacing: 0.05em
}