body {
  width: 100%;
  background-color: #f6f6f6;
  color: #333;
}

h2,
h3 {
  font-weight: bold;
  margin: 5% auto;
  text-align: center;
}

h1 {
  font-size: clamp(24px, 5vw, 56px);
}

h2 {
  font-size: clamp(16px, 2vw, 24px);
}

h3 {
  font-size: clamp(14px, 1vw, 20px);
}

h4 {
  font-size: clamp(12px, 1vw, 16px);
}

p {
  font-size: clamp(14px, 1vw, 16px);
}

#pc_header {
  display: none;
}

#participation_top {
  width: 100%;
  height: 60vw;
  background: rgba(0, 0, 0, 0.3) center / cover no-repeat;
  background-blend-mode: darken;
  position: relative;
}

#participation_top h1 {
  font-weight: normal;
}

.participation_top_text {
  position: absolute;
  top: 45%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  text-align: center;
  color: #fff;
}

#participation_wrapper {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  background-color: #fff;
  padding: 1% 5%;
  box-sizing: border-box;
  border-radius: 2px;
  box-shadow: 0 0 18px rgba(0, 0, 0, 0.2);
  line-height: 1.5;
}

.participation_content {
  box-sizing: border-box;
  border-top: 1px solid #999;
  margin-top: 5%;
}

.participation_text_box {
  display: block;
  box-sizing: border-box;
  border: 1px solid #d6d6d6;
  padding: 20px;
  margin: 20px auto;
  max-width: 680px;
  font-size: 14px;
}

#participation_wrapper h2:not(:first-of-type) {
  margin: 10% auto 4%;
}

#participation_wrapper p {
  padding: 0 5% 2%;
}

#participation_wrapper h4 {
  text-align: center;
  margin: -2% auto 2%;
}

#participation_wrapper h4 span {
  font-weight: normal;
}

#participation_wrapper a {
  text-decoration: underline;
}

#participation_wrapper a:hover {
  text-decoration: none;
}

.article_title_img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 5%;
}

.participation_content img {
  display: block;
  width: 80%;
  max-width: 560px;
  height: auto;
  margin: 5% auto;
}

.attenatin_text {
  font-size: 0.8em;
  color: #cf1818;
}

@media (min-width: 1025px) {
  #participation_top {
    height: 100vh;
    background-attachment: fixed;
  }

  #participation_wrapper {
    transform: translateY(-20vh);
    padding: 1% 50px;
  }

  .article_title_img {
    width: calc(100% + 100px);
    margin: 0 -50px 5%;
  }
}

.owner_title {
  display: flex;
  flex-direction: column;
}

.owner_title h2 {
  margin-bottom: 0;
}

.owner_title img {
  width: 50%;
  height: auto;
  margin-top: 0;
}

@media (min-width: 768px) {
  #participation_wrapper p {
    padding: 0 10% 2%;
  }

  .owner_title {
    flex-direction: row;
    align-items: center;
    justify-content: center;
  }

  .owner_title h2 {
    margin: 0 0 0 auto;
  }

  .owner_title img {
    width: 30%;
    margin-left: 0;
  }
}

.owner_price {
  text-align: center;
  display: block;
  margin: 20px auto;
  padding: 5% 0;
  border: 1px solid #d6d6d6;
  max-width: 500px;
  line-height: 1.75;
}

.owner_price span {
  font-size: 0.8em;
}

.covid_text {
  display: block;
  width: auto;
  max-width: 500px;
  border: solid 1px #cf1818;
  padding: 5%;
  margin: 10% auto;
}

.covid_text h2 {
  margin: 0 0 2%;
}

iframe {
  display: block;
  margin: 20px auto;
}

.workflow_area {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  justify-content: center;
}

.workflow_area li {
  display: flex;
  flex-direction: row;
  width: 100%;
  height: auto;
  margin: 3% 1%;
  align-items: center;
  border: 1px solid #bbbbbb;
  border-radius: 10px;
  overflow: hidden;
  line-height: 1.25;
  position: relative;
}

.workflow_area li.workflow_break {
  height: auto;
  width: 100%;
  padding: 5% 0 6%;
}

li.workflow_break p {
  display: inline-block;
  margin: 0 auto;
}

.workflow_area li:not(:last-of-type)::after {
  position: absolute;
  font-family: "Font Awesome 5 Free";
  content: "\f107";
  font-weight: 900;
  margin-right: 5px;
  bottom: 0;
  right: 4%;
}

.workflow_area li img {
  width: 35%;
  height: auto;
  margin: 0;
}

.workflow_text {
  display: flex;
  flex-direction: column;
  width: 75%;
  margin: auto auto auto 2%;
}

.workflow_text h3 {
  margin: 0 0 3%;
  width: 100%;
  text-align: left;
  font-size: 14px;
}

.workflow_area li p {
  padding: 0 !important;
  font-size: 14px;
}

@media (min-width: 768px) {
  .workflow_area li {
    flex-direction: column;
    width: 30%;
    height: auto;
  }

  .workflow_area li.workflow_break {
    width: 80%;
    margin: auto;
    padding: 1% 0;
    height: auto;
  }

  .workflow_area li.workflow_break::after {
    display: none;
  }

  .workflow_area li img {
    width: 100%;
    height: auto;
    margin: 0;
  }

  .workflow_text {
    margin: 5%;
  }

  .workflow_area li:not(:last-of-type)::after {
    right: 0;
    bottom: 15%;
    content: "\f105";
  }
}

a.participation_sofa_link {
  width: fit-content;
  display: block;
  margin: 0 auto 2%;
  font-weight: bold;
  text-decoration: underline;
}

a.participation_sofa_link::after {
  font-family: "Font Awesome 5 Free";
  content: " \f105";
  font-weight: 900;
  margin-right: 5px;
}

a.inline_link {
  text-decoration: underline;
}

a.inline_link::before {
  font-family: "Font Awesome 5 Free";
  content: "\f0a9";
  font-weight: 600;
  margin-right: 5px;
}

.page_button {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
  padding-top: 2%;
  border-top: 1px solid #d6d6d6;
}

.page_button a {
  display: inline-block;
  padding: 2%;
  border: 1px solid #333;
  margin: 2%;
  width: 50%;
  text-align: center;
  font-size: 14px;
  transition: .2s;
  text-decoration: none !important;
}

.page_button a:hover {
  background-color: #333;
  color: #fff;
}

#back-link::before {
  font-family: "Font Awesome 5 Free";
  content: "\f100";
  font-weight: 900;
  margin-right: 5px;
}

#top::after {
  font-family: "Font Awesome 5 Free";
  content: "\f102";
  font-weight: 900;
  margin-left: 5px;
}

@media (min-width: 768px) {
  .page_button a {
    width: 25%;
    padding: 1%;
  }
}

/* googleフォーム整形 */
input,
select {
  -webkit-appearance: none;
  appearance: none;
  font-size: 16px;
}

form.g-form {
  width: 100%;
  max-width: 540px;
  margin: 40px auto;
  font-size: 14px;
  line-height: 1.75;
  border-top: 1px solid #d6d6d6;
}

form.g-form h3::after {
  display: block;
  content: "";
  width: 0;
  height: 0;
  border-top: 10px solid #ddd;
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  margin: 0 auto;
}

form.g-form p {
  padding: 0 !important;
  margin: 12px 0 2px;
}

form.g-form input[type="text"],
form.g-form input[type="tel"],
form.g-form input[type="number"],
form.g-form input[type="email"] {
  border: 1px solid #ddd;
  background-color: #f7f7f7;
  width: 100%;
  height: 36px;
}

form.g-form input[type="text"]:focus,
form.g-form input[type="tel"]:focus,
form.g-form input[type="number"]:focus,
form.g-form input[type="email"]:focus {
  outline: none;
  background-color: #f2f2f2;
  transition: .2s;
}

form.g-form .radio_img {
  display: flex;
}

form.g-form label {
  display: flex;
  flex-direction: column;
  width: 30%;
  margin-left: 10px;
  border: 1px solid #ddd;
  box-sizing: border-box;
  border-radius: 5px;
  overflow: hidden;
}

form.g-form input[type=radio]:checked+label {
  border: 1px solid #222;
}

form.g-form .radio_img label img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 400px;
}

form.g-form select {
  border: 1px solid #777;
}

form.g-form input[type="submit"] {
  display: block;
  width: 140px;
  height: 40px;
  background-color: #222;
  color: #fff;
  border: none;
  margin: 40px auto;
  border-radius: 3px;
}

form.g-form input[type="submit"]:hover {
  background-color: #777;
}

input[type="radio"],
input[type="submit"],
select,
label {
  cursor: pointer;
  text-align: center;
}

form.g-form .radio_text {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-around;
  margin: 10px auto;
  align-content: stretch;
}

form.g-form .radio_text label {
  display: block;
  width: 40%;
}

form.g-form .radio_text.trp label {
  height: 50px;
}

form.g-form .radio_text.trp label:first-of-type {
  padding: 12px 0;
}

form.g-form .radio_text label span {
  font-size: 80%;
  color: #cf1818;
}

input[type=radio] {
  display: none;
}