@charset "UTF-8";
/* color */
/* font-size */
/* padding */
/* border */
/* 矢印上下アニメーション */
@-webkit-keyframes arrowBounceDown {
  0%, 100% {
    -webkit-transform: translateY(20%) rotate(135deg);
            transform: translateY(20%) rotate(135deg);
  }
  50% {
    -webkit-transform: translateY(0%) rotate(135deg);
            transform: translateY(0%) rotate(135deg);
  }
}
@keyframes arrowBounceDown {
  0%, 100% {
    -webkit-transform: translateY(20%) rotate(135deg);
            transform: translateY(20%) rotate(135deg);
  }
  50% {
    -webkit-transform: translateY(0%) rotate(135deg);
            transform: translateY(0%) rotate(135deg);
  }
}
.wrapper {
  margin: 0 auto;
  padding: 0;
  position: relative;
  width: 1200px;
  color: #333333;
  text-align: left;
  font-family: "Roboto", "Noto Sans JP", sans-serif;
  font-style: normal;
  font-size: 16px;
  font-weight: 400;
  scroll-behavior: smooth;
  opacity: 1;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  min-height: 100vh;
  height: auto;
  overflow: hidden;
  -webkit-text-size-adjust: 100%;
     -moz-text-size-adjust: 100%;
      -ms-text-size-adjust: 100%;
          text-size-adjust: 100%;
  text-align: center;
  font-size-adjust:0.5;
}
.wrapper *,
.wrapper *::before,
.wrapper *::after {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.wrapper :where(h1, h2, h3, h4, h5, ul, li, a, p) {
  overflow-wrap: break-word;
  line-height: 1em;
  text-wrap: wrap;
  padding: 0;
  margin: 0;
}
.wrapper h1,
.wrapper h2,
.wrapper h3,
.wrapper h4,
.wrapper h5 {
  margin: 0 0 1em 0;
  text-align: center;
}
.wrapper p,
.wrapper li,
.wrapper a {
  line-height: 1.6;
}
.wrapper a {
  text-decoration: none;
  display: block;
}
.wrapper a:hover {
  text-decoration: none;
}
.wrapper a:hover img {
  opacity: 1;
}
.wrapper img {
  max-width: 100%;
  vertical-align: bottom;
  max-inline-size: 100%;
  block-size: auto;
  line-height: 1px;
}
.wrapper section,
.wrapper div {
  margin: 0;
  padding: 0;
  display: block;
  position: relative;
}
.wrapper span.notax {
  font-size: 12px;
  padding-left: 0.25em;
}
.wrapper section {
  padding: 2rem;
}
.wrapper section.bg_plaid {
  background-image: linear-gradient(#efefef 1px, transparent 1px), linear-gradient(to right, #f5f5f5 1px, #ffffff 1px);
  background-size: 20px 20px;
  opacity: 1;
}
.wrapper section.bg_dot {
  background: #fff;
  background-image: radial-gradient(#efefef 12%, transparent 0), radial-gradient(#efefef 12%, transparent 0);
  background-position: 0 0, 20px 20px;
  background-size: 20px 20px;
}
.wrapper section.fv {
  padding: 2rem 0;
}
.wrapper section.fv h1 {
  font-size: 40px;
  font-weight: 900;
  letter-spacing: 0.1em;
  position: absolute;
  left: 50%;
  top: 2rem;
  -webkit-transform: translateX(-50%);
      -ms-transform: translateX(-50%);
          transform: translateX(-50%);
}
.wrapper section.fv h1 span {
  display: block;
  font-size: 20px;
  margin-bottom: 0.25em;
}
.wrapper section.fv .contanct_form {
  background-color: #ffffff;
  border: 2px solid #4d4d4d;
  width: calc(100% - 4rem);
  margin: 0 auto;
  padding: 3rem;
  text-align: center;
  -webkit-box-shadow: 8px 8px 0 0 #18bed7;
          box-shadow: 8px 8px 0 0 #18bed7;
}
.wrapper section.fv .contanct_form h2 {
  font-size: 28px;
  font-weight: 800;
  color: #4d4d4d;
  letter-spacing: 0.05em;
}
.wrapper section.fv .contanct_form img {
  width: 60px;
}
.wrapper section.fv .contanct_form a.link_btn {
  text-decoration: none;
  text-align: center;
  line-height: 1;
  background-color: #18bed7;
  border: none;
  padding: 1.5rem 1rem;
  color: #fff;
  border-radius: 60px;
  margin: 0 auto 40px;
  text-align: center;
  font-size: 24px;
  margin-bottom: 20px;
  position: relative;
  display: block;
  width: 90%;
  font-weight: 600;
  border: #4d4d4d 2px solid;
  -webkit-box-shadow: #4d4d4d 0 8px;
          box-shadow: #4d4d4d 0 8px;
  margin-top: 28px;
  width: 500px;
}
.wrapper section.fv .contanct_form a.link_btn::after {
  content: "";
  display: inline-block;
  width: 30px;
  height: 30px;
  background-image: url(https://houjin.biccamera.com/images/topics/inquiry/img_simple/icon_sf_animation.svg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  position: absolute;
  right: 30px;
  top: 50%;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
}
.wrapper section.fv .contanct_form a.link_btn:hover {
  background-position: 100% 0;
  -webkit-box-shadow: none;
          box-shadow: none;
  -webkit-transform: translateY(7px);
      -ms-transform: translateY(7px);
          transform: translateY(7px);
  opacity: 1;
}
.wrapper section.tel_fax h2 {
  font-size: 28px;
  font-weight: 800;
  color: #4d4d4d;
  letter-spacing: 0.05em;
}
.wrapper section.tel_fax .contact_box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  width: 100%;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.wrapper section.tel_fax .contact_box_item {
  border: 2px solid #4d4d4d;
  background-color: #fff;
  width: calc((100% - 2rem) / 2);
  padding: 2rem;
  margin-top: 1rem;
}
.wrapper section.tel_fax .contact_box_item img {
  width: 60px;
}
.wrapper section.tel_fax .contact_box_item a.link_btn {
  text-decoration: none;
  text-align: center;
  line-height: 1;
  background-color: #18bed7;
  border: none;
  padding: 1.5rem 1rem;
  color: #fff;
  border-radius: 60px;
  margin: 0 auto 40px;
  text-align: center;
  font-size: 24px;
  margin-bottom: 20px;
  position: relative;
  display: block;
  width: 90%;
  font-weight: 600;
  border: #4d4d4d 2px solid;
  -webkit-box-shadow: #4d4d4d 0 8px;
          box-shadow: #4d4d4d 0 8px;
  margin-top: 28px;
}
.wrapper section.tel_fax .contact_box_item a.link_btn::after {
  content: "";
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 3px solid #fff;
  border-width: 3px 3px 0 0;
  background-size: 20px 10px;
  position: absolute;
  right: 28px;
  top: 35%;
  -webkit-transform: translateY(-50%) rotate(90deg);
      -ms-transform: translateY(-50%) rotate(90deg);
          transform: translateY(-50%) rotate(90deg);
  -webkit-animation: arrowBounceDown 1s infinite;
          animation: arrowBounceDown 1s infinite;
  -webkit-transition: border-color 0.3s;
  transition: border-color 0.3s;
}
.wrapper section.tel_fax .contact_box_item a.link_btn:hover {
  background-position: 100% 0;
  -webkit-box-shadow: none;
          box-shadow: none;
  -webkit-transform: translateY(7px);
      -ms-transform: translateY(7px);
          transform: translateY(7px);
  opacity: 1;
}
.wrapper section.tel_fax .contact_box_item:nth-of-type(1) {
  -webkit-box-shadow: 8px 8px 0 0 #9785da;
          box-shadow: 8px 8px 0 0 #9785da;
}
.wrapper section.tel_fax .contact_box_item:nth-of-type(1) a.link_btn {
  background-color: #9785da;
}
.wrapper section.tel_fax .contact_box_item:nth-of-type(2) {
  -webkit-box-shadow: 8px 8px 0 0 #ff4731;
          box-shadow: 8px 8px 0 0 #ff4731;
}
.wrapper section.tel_fax .contact_box_item:nth-of-type(2) a.link_btn {
  background-color: #ff4731;
}
.wrapper section.list_industry h3 {
  font-size: 28px;
  font-weight: 800;
  color: #4d4d4d;
}
.wrapper section.list_industry h3 img {
  height: 40px;
  margin-right: 1rem;
}
.wrapper section.list_industry .grid_container {
  display: grid;
  grid-template-columns: 110px 1.25fr 110px 1fr;
  grid-template-rows: repeat(4, auto);
  margin: 0 0 20px;
  background-color: #4d4d4d;
  grid-gap: 1px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: #4d4d4d solid 1px;
  /* align-items: center; */


}
.wrapper section.list_industry .grid_container .item {
  padding: 0 10px;
  place-content: center left;
  height: 50px;
  line-height: 1.0;
  background-color: #fff;
  display: grid;
  text-align: left;
  align-self: center;
}
.wrapper section.list_industry .grid_container .item a {
  color: #0013c0;
}
.wrapper section.list_industry .grid_container .item:nth-child(1) {
  grid-row: 1/1;
  grid-column: 1/5;
  /* border-width:1px; */
  font-weight: 800;
  font-size: 22px;
  background-color: #fefefe;
  letter-spacing: 0.15rem;
  position: relative;
  padding-left: 36px;
  color: #333;
  background-color: #efefef;
}
.wrapper section.list_industry .grid_container .item:nth-child(1):after {
  content: "";
  display: inline-block;
  width: 20px;
  height: 20px;
  background-image: url(https://houjin.biccamera.com/images/topics/inquiry/img_simple/icon_dia_p.svg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  position: absolute;
  left: 10px;
  top: 50%;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
}
.wrapper section.list_industry .grid_container .item:nth-child(2) {
  grid-row: 2/3;
  grid-column: 1/2;
  font-size: 20px;
  font-weight: 600;
  text-align: center;
  place-content: center;
  font-size: 18px;

}
.wrapper section.list_industry .grid_container .item:nth-child(3) {
  grid-row: 2/3;
  grid-column: 2/3;
  font-size: 20px;
  font-weight: 700;
}
.wrapper section.list_industry .grid_container .item:nth-child(4) {
  grid-row: 2/3;
  grid-column: 3/4;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  place-content: center;
  font-size: 18px;

}
.wrapper section.list_industry .grid_container .item:nth-child(5) {
  grid-row: 2/3;
  grid-column: 4/5;
  font-size: 22px;
  font-weight: 700;
  /* border-width: 0 1px 1px 1px; */
}
.wrapper section.list_industry .grid_container .item:nth-child(6) {
  grid-row: 3/5;
  grid-column: 1/2;
  /* text-align: center; */
  text-align: center;
  height: 100%;
  place-content: center;
}
.wrapper section.list_industry .grid_container .item:nth-child(7) {
  grid-row: 3/5;
  grid-column: 2/3;
  /* border-width:0 0px 1px 1px; */
  height: 100%;
  line-height: 1.5;
}
.wrapper section.list_industry .grid_container .item:nth-child(8) {
  grid-row: 3/4;
  grid-column: 3/4;
  text-align: center;
  place-content: center;
}
.wrapper section.list_industry .grid_container .item:nth-child(9) {
  grid-row: 3/4;
  grid-column: 4/5;
  /* border-width:0 1px 1px 1px; */
}
.wrapper section.list_industry .grid_container .item:nth-child(10) {
  grid-row: 4/5;
  grid-column: 3/4;
  text-align: center;
  place-content: center;
}
.wrapper section.list_industry .grid_container .item:nth-child(11) {
  grid-row: 4/5;
  grid-column: 4/5;
  /* border-width:0 1px 1px 1px; */
}
/* --- MRO ----*/
.wrapper section.list_industry .mro .item:nth-child(2) {
  grid-row: 2/3;
  grid-column: 1/2;
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  place-content: center;

}
.wrapper section.list_industry .mro .item:nth-child(3) {
  grid-row: 2/3;
  grid-column: 2/5;
}
/*--- 首都圏 ---*/
.wrapper section.list_industry .mro .item:nth-child(4) {
  grid-row: 3/5;
  grid-column: 1/2;
  height: 100%;
  font-weight: 400;
  font-size: 16px;
}
.wrapper section.list_industry .mro .item:nth-child(5) {
  grid-row: 3/5;
  grid-column: 2/3;
  height: 100%;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
}
.wrapper section.list_industry .mro .item:nth-child(6) {
  grid-row: 3/4;
  grid-column: 3/4;
  height: 50px;
  font-weight: 600;
  font-size: 18px;
}
.wrapper section.list_industry .mro .item:nth-child(7) {
  grid-row: 3/4;
  grid-column: 4/5;
  font-weight: 600;
  font-size: 22px;
  line-height: 1;
}
.wrapper section.list_industry .mro .item:nth-child(8) {
  grid-row: 4/5;
  grid-column: 3/4;
  height: 50px;

}
.wrapper section.list_industry .mro .item:nth-child(9) {
  grid-row: 4/5;
  grid-column: 4/5;
  height: 100%;
}
/*--- 西日本 ---*/
.wrapper section.list_industry .mro .item:nth-child(10) {
  grid-row: 5/7;
  grid-column: 1/2;
  height: 100%;
}
.wrapper section.list_industry .mro .item:nth-child(11) {
  grid-row: 5/7;
  grid-column: 2/3;
  height: 100%;
  line-height: 1.5;
}
.wrapper section.list_industry .mro .item:nth-child(12) {
  grid-row: 5/6;
  grid-column: 3/4;
  place-content: center;
  font-weight: 600;
  font-size: 18px;

}
.wrapper section.list_industry .mro .item:nth-child(13) {
  grid-row: 5/6;
  grid-column: 4/5;
  font-weight: 600;
  font-size: 22px;
}
.wrapper section.list_industry .mro .item:nth-child(14) {
  grid-row: 6/7;
  grid-column: 3/4;
  place-content: center;
}
.wrapper section.list_industry .mro .item:nth-child(15) {
  grid-row: 6/7;
  grid-column: 4/5;
}



.wrapper section.tel_box {
  background-color: #c7ef33;
  padding: 2rem 0 1.5rem;
  position: relative;
  margin: 0 auto;
}
.wrapper section.tel_box .title h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.wrapper section.tel_box .title h2 span {
  font-size: 28px;
  display: inline-block;
  margin-left: 1em;
}
.wrapper section.tel_box .title h2 span.time {
  font-size: 36px;
  margin-left: 0.25em;
}
.wrapper section.tel_box .title img {
  position: absolute;
  left: 253px;
  top: -23px;
  width: 50px;
}
.wrapper section.tel_box img.tell_img {
  width: 80px;
  position: absolute;
  right: 140px;
  bottom: -2rem;
}
.wrapper section.map_area h2 {
  font-size: 28px;
  font-weight: 800;
}
.wrapper section.map_area h2 img {
  height: 50px;
  margin-right: 0.5rem;
  vertical-align: sub;
}
.wrapper section.map_area .map_list {
  /* Animation */
}
.wrapper section.map_area .map_list img {
  width: 840px;
  text-align: center;
  margin: 0 auto;
  display: block;
}
.wrapper section.map_area .map_list a.map_link {
  content: "";
  display: inline-block;
  width: 61px;
  height: 61px;
  background-color: #333;
  border-radius: 50%;
  position: relative;
  background-size: 61px 61px;
}
.wrapper section.map_area .map_list a.map_link:hover {
  background-color: rgba(50, 50, 50, 0);
  /* border: 2px solid #0013c0; */
  opacity: 1;
  -webkit-box-shadow: #C7EF33 0px 0px 0px 10px;
          box-shadow: #C7EF33 0px 0px 0px 10px;
}
.wrapper section.map_area .map_list a.link_ibaraki {
  position: absolute;
  top: 346px;
  right: 330px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_saitama {
  position: absolute;
  top: 420px;
  right: 345px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_chiba {
  position: absolute;
  top: 493px;
  right: 312px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_kanagawa {
  position: absolute;
  top: 507px;
  right: 400px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_tama {
  position: absolute;
  top: 593px;
  right: 414px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_hokkaido {
  position: absolute;
  top: 36px;
  left: 653.5px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_niigata {
  position: absolute;
  top: 274px;
  left: 586px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_chubu {
  position: absolute;
  bottom: 137px;
  right: 554px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_shizuoka {
  position: absolute;
  bottom: 180px;
  right: 484px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_nishinihon {
  position: absolute;
  bottom: 108px;
  left: 430px;
  width: 77px;
  height: 77px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_hiroshima {
  position: absolute;
  bottom: 292px;
  left: 335px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_okayama {
  position: absolute;
  bottom: 326px;
  left: 438px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_kyushu {
  position: absolute;
  bottom: 213px;
  left: 255px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_kagoshima {
  position: absolute;
  bottom: 42px;
  left: 307px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_kumamoto {
  position: absolute;
  bottom: 58px;
  left: 233px;
  opacity: 0;
}
.wrapper section.map_area .map_list a.link_tokyo {
  position: absolute;
  bottom: 97px;
  right: 264px;
  opacity: 0;
}
.wrapper section.map_area .map_list .map_on {
  position: absolute;
  top: 20px;
  left: 200px;
  width: 240px;
  animation: floating-x 0.5s ease-in-out infinite alternate-reverse;
}
@-webkit-keyframes floating-x {
  0% {
    -webkit-transform: translateX(-1%);
            transform: translateX(-1%);
  }
  100% {
    -webkit-transform: translateX(1%);
            transform: translateX(1%);
  }
}
@keyframes floating-x {
  0% {
    -webkit-transform: translateX(-1%);
            transform: translateX(-1%);
  }
  100% {
    -webkit-transform: translateX(1%);
            transform: translateX(1%);
  }
}
.wrapper section.branch_list h2 {
  font-size: 28px;
  font-weight: 800;
}
.wrapper section.branch_list h2 img {
  height: 40px;
  margin-right: 0.5rem;
}
.wrapper section.branch_list .grid_container {
  display: grid;
  grid-template-columns: 110px 1.25fr 110px 1fr;
  grid-template-rows: repeat(4, auto);
  margin: 0 0 20px;
  background-color: #4d4d4d;
  grid-gap: 1px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: #4d4d4d solid 1px;
}
.wrapper section.branch_list .grid_container .item {
  padding: 0 10px;
  place-content: center left;
  height: 50px;
  line-height: 1.0;
  background-color: #fff;
  display: grid;
  text-align: left;
}
.wrapper section.branch_list .grid_container .item a {
  color: #0013c0;
}
.wrapper section.branch_list .grid_container .item:nth-child(1) {
  grid-row: 1/1;
  grid-column: 1/5;
  /* border-width:1px; */
  font-weight: 800;
  font-size: 22px;
  background-color: #fefefe;
  letter-spacing: 0.15rem;
  position: relative;
  padding-left: 36px;
  color: #333;
  background-color: #efefef;
}
.wrapper section.branch_list .grid_container .item:nth-child(1) span {
  color: #bbb;
  text-align: right;
  position: absolute;
  right: 10px;
  font-weight: 800;
  top: 50%;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
}
.wrapper section.branch_list .grid_container .item:nth-child(1):after {
  content: "";
  display: inline-block;
  width: 20px;
  height: 20px;
  background-image: url(https://houjin.biccamera.com/images/topics/inquiry/img_simple/icon_dia.svg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  position: absolute;
  left: 10px;
  top: 50%;
  -webkit-transform: translateY(-50%);
      -ms-transform: translateY(-50%);
          transform: translateY(-50%);
}
.wrapper section.branch_list .grid_container .item:nth-child(2) {
  grid-row: 2/3;
  grid-column: 3/4;
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  place-content: center;
}
.wrapper section.branch_list .grid_container .item:nth-child(3) {
  grid-row: 2/3;
  grid-column: 4/5;
  text-align: left;
  font-size: 22px;
  font-weight: 700;
}
.wrapper section.branch_list .grid_container .item:nth-child(4) {
  text-align: center;
  place-content: center;
  grid-row: 3/5;
  grid-column: 1/2;
  font-size: 16px;
  font-weight: 500;
  height: 100%;
}
.wrapper section.branch_list .grid_container .item:nth-child(5) {
  grid-row: 3/5;
  grid-column: 2/3;
  text-align: left;
  font-size: 16px;
  font-weight: 500;
  height: 100%;
  line-height: 1.5;
}
.wrapper section.branch_list .grid_container .item:nth-child(6) {
  text-align: center;
  place-content: center;
  grid-row: 3/4;
  grid-column: 3/4;
  height: 50px;
}
.wrapper section.branch_list .grid_container .item:nth-child(7) {
  grid-row: 3/4;
  grid-column: 4/5;
  text-align: left;
  height: 50px;
}
.wrapper section.branch_list .grid_container .item:nth-child(8) {
  text-align: center;
  place-content: center;
  grid-row: 4/5;
  grid-column: 3/4;
}
.wrapper section.branch_list .grid_container .item:nth-child(9) {
  grid-row: 4/5;
  grid-column: 4/5;
}
.wrapper section.branch_list .grid_container .item:nth-child(10) {
  text-align: center;
  place-content: center;
  grid-row: 2/3;
  grid-column: 1/2;
  font-size: 18px;
  font-weight: 700;
  border-right: 0;
}
.wrapper section.branch_list .grid_container .item:nth-child(11) {
  grid-row: 2/3;
  grid-column: 2/3;
  text-align: left;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
}

.pagetop {
  height: 70px;
  width: 70px;
  position: fixed;
  right: 30px;
  bottom: 30px;
  background: #fff;
  border: solid 2px #4d4d4d;
  border-radius: 50%;
  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;
  z-index: 2;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  text-decoration: none;
  color: #4d4d4d;
  font-weight: 900;
  font-family: "Roboto", "Noto Sans JP", sans-serif;
  font-style: normal;
  cursor: pointer;
  -webkit-transition: border-color 0.3s, color 0.3s, background 0.3s;
  transition: border-color 0.3s, color 0.3s, background 0.3s;
  -webkit-box-shadow: 0 5px 5px 2px rgba(77, 77, 77, 0.2);
          box-shadow: 0 5px 5px 2px rgba(77, 77, 77, 0.2);
}

.pagetop__arrow {
  height: 10px;
  width: 10px;
  border-top: 3px solid #666;
  border-right: 3px solid #666;
  -webkit-transform: translateY(20%) rotate(-45deg);
      -ms-transform: translateY(20%) rotate(-45deg);
          transform: translateY(20%) rotate(-45deg);
  margin-bottom: 2px;
  -webkit-animation: arrowBounce 1s infinite;
          animation: arrowBounce 1s infinite;
  -webkit-transition: border-color 0.3s;
  transition: border-color 0.3s;
}

/* 矢印上下アニメーション */
@-webkit-keyframes arrowBounce {
  0%, 100% {
    -webkit-transform: translateY(20%) rotate(-45deg);
            transform: translateY(20%) rotate(-45deg);
  }
  50% {
    -webkit-transform: translateY(0%) rotate(-45deg);
            transform: translateY(0%) rotate(-45deg);
  }
}
@keyframes arrowBounce {
  0%, 100% {
    -webkit-transform: translateY(20%) rotate(-45deg);
            transform: translateY(20%) rotate(-45deg);
  }
  50% {
    -webkit-transform: translateY(0%) rotate(-45deg);
            transform: translateY(0%) rotate(-45deg);
  }
}
/* ホバー色変化 */
@media (hover: hover) and (pointer: fine) {
  .pagetop:hover {
    border-color: #FF4731;
    color: #FF4731;
    text-decoration: none;
  }
  .pagetop:hover .pagetop__arrow {
    border-color: #FF4731;
  }
}