main {
  padding-top: 5rem;
}

body {
  background: #f4f6f4;
}

#question {
  padding-top: 5rem;
}

#question ul {
  list-style: none;
  text-align: left;
}

#question li {
  margin-bottom: 8rem;
}

#question .q_ttl {
  background: rgba(255, 255, 255, 0.1);
  display: block;
  text-align: left;
  padding: 10px;
  color: #008475;
  position: relative;
  margin-bottom: 1rem;
  padding-right: 20px;
  padding-left: 3.5em;
  overflow: hidden;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-flow: wrap;
  flex-flow: wrap;
  font-size: 2rem;
  counter-reset: number 0;
}

#question .q_ttl:before {
  counter-increment: number 1;
  content: "Q";
  background: #008475;
  height: 3.5em;
  width: 3.5em;
  color: white;
  font-size: 1.6rem;
  position: absolute;
  top: 50%;
  left: 0;
  -webkit-transform: translate(0px, -50%);
  -ms-transform: translate(0px, -50%);
  transform: translate(0px, -50%);
  line-height: 1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  border-radius: 280px;
}

#question .answer {
  padding-left: 4.3em;
  color: #888;
  font-family: "Noto Sans Japanese", "メイリオ", Meiryo, sans-serif;
  font-size: 1.5rem;
}

/*サイトの横幅が780px以下*/
@media screen and (max-width: 780px) {
  #question .section_title {
    padding-top: 0;
  }
}

/*サイトの横幅が600px以下*/
@media screen and (max-width: 600px) {
  #question {
    padding-top: 0;
  }

  #question .section_title {
    padding: 3rem 0;
  }
}