h1.archive-h1 {
  margin: 0;
  background: linear-gradient(transparent 60%, #FFE87C 60%);
  display: inline-block;
  padding: 0 0.2em;
  font-size: 32px;
  font-weight: bold;
}

h2.archive-h2 {
  margin: 28px 0 0 0;
  font-size: 24px;
  position: relative;
  padding: 0.7em 1em;
  background: #fae0cf;
  border-radius: 10px;
  display: inline-block;
}

h2.archive-h2::before {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 30px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 15px 10px 0 10px;
  border-color: #fae0cf transparent transparent transparent;
}

/* タブレット */
@media (max-width: 1023px) {
  h1.archive-h1 {
    font-size: 28px;
  }

  h2.archive-h2 {
    font-size: 22px;
    padding: 0.8em 1.2em;
  }
  
  h2.archive-h2::before {
    bottom: -12px;
    left: 25px;
    border-width: 12px 8px 0 8px;
  }
}

/* スマホ */
@media (max-width: 767px) {
  h1.archive-h1 {
    font-size: 22px;
    font-weight: bold;
  }
 
  h2.archive-h2 {
    font-size: 20px;
    padding: 0.6em 1em;
  }
  
  h2.archive-h2::before {
    bottom: -10px;
    left: 20px;
    border-width: 10px 7px 0 7px;
  }
}