@charset "UTF-8";
/* FONT
================================================== */
body {
  font-family: 'Arial', 'Noto Sans Japanese', 'ヒラギノ角ゴ Pro W3', 'Hiragino Kaku Gothic Pro', 'メイリオ', 'Meiryo', sans-serif;
}

/* WRAP
================================================== */
html {
  min-width: 320px;
}

body {
  margin: 0;
  padding: 0 10px;
  background-color: #f5f5f5;
}

.l_wrap {
  margin: 1em auto 3em;
  max-width: 900px;
  font-size: 1em;
  line-height: 1.4;
  color: #2e2e2e;
}
.l_wrap h1,
.l_wrap h2,
.l_wrap h3,
.l_wrap h4,
.l_wrap h5 {
  font-weight: normal;
}
.l_wrap h1 {
  margin: 0 auto 1em;
  font-size: 1.6em;
}
.l_wrap h2 {
  margin: 0 auto;
  padding: 1em 0;
  font-size: 1.4em;
}
.l_wrap h3 {
  margin: 0 auto;
  font-size: 1.25em;
}
.l_wrap h4 {
  margin: 0 auto;
  font-size: 1.15em;
}
.l_wrap h5 {
  margin: 0 auto;
  font-size: 1em;
}
.l_wrap p {
  margin: 0;
  padding: .5em 1em;
}
.l_wrap ul {
  margin: 0;
  padding: 0;
}
.l_wrap li {
  margin: 0;
  list-style: none;
}
.l_wrap li a {
  padding: 0.25em;
}
.l_wrap img {
  padding: 1em;
  max-width: 100%;
  height: auto;
  box-sizing: border-box;
}
.l_wrap hr {
  margin: 0 auto 1em;
  border: 1px #ebebeb solid;
}

/* SECTION
================================================== */
.section_demo {
  margin: 0 0 2.5em;
  max-width: 900px;
}
.section_demo1 {
  display: none;
}
.section_demo1 .target {
  background-color: #f50057;
}
.section_demo1 .target .active a {
  background-color: #161b1d;
}
.section_demo1 .target .active a:hover {
  background-color: #2c363a !important;
}
.section_demo1 .target .active a:before {
  background-color: #f50057 !important;
}
.section_demo1 .active a {
  background-color: #f50057;
}
.section_demo1 .active a:hover {
  background-color: #ff2975 !important;
}
.section_demo2 {
  display: none;
}
.section_demo2 .target {
  background-color: #ffa000;
}
.section_demo2 .target .active a {
  background-color: #161b1d;
}
.section_demo2 .target .active a:hover {
  background-color: #2c363a !important;
}
.section_demo2 .target .active a:before {
  background-color: #ffa000 !important;
}
.section_demo2 .active a {
  background-color: #ffa000;
}
.section_demo2 .active a:hover {
  background-color: #ffb333 !important;
}
.section_demo3 .target {
  background-color: #3d5afe;
}
.section_demo3 .target .active a {
  background-color: #161b1d;
}
.section_demo3 .target .active a:hover {
  background-color: #2c363a !important;
}
.section_demo3 .target .active a:before {
  background-color: #3d5afe !important;
}
.section_demo3 .active a {
  background-color: #3d5afe;
}
.section_demo3 .active a:hover {
  background-color: #7085fe !important;
}
.section_demo_list .target {
  background-color: #161b1d;
}
.section_demo .trigger {
  z-index: 0;
  line-height: 1em;
  background-color: #fff;
}
.section_demo .trigger a {
  position: relative;
  display: block;
  padding: .5em .6em;
  color: #425157;
  text-decoration: none;
  -webkit-transition: .35s all ease;
          transition: .35s all ease;
}
.section_demo .trigger a:hover {
  background-color: #e8e8e8;
}
.section_demo .trigger a:before, .section_demo .trigger a:after {
  position: absolute;
  display: block;
  content: '';
  width: 3px;
  background-color: #425157;
  -webkit-transition: .25s all ease;
          transition: .25s all ease;
  border-radius: 10px;
}
.section_demo .trigger a:before {
  top: .75em;
  right: 20px;
  height: 12px;
  -ms-transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
}
.section_demo .trigger a:after {
  top: .75em;
  right: 13px;
  height: 12px;
  -ms-transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}
.section_demo .target {
  z-index: 1;
  display: none;
  margin: 0 auto;
  padding: 0;
  color: #fff;
}
.section_demo .target .target a {
  background-color: #2c363a;
}
.section_demo .target .target a:hover {
  background-color: #374449;
}
.section_demo .target .trigger a {
  background-color: #161b1d;
}
.section_demo .target .trigger a:before, .section_demo .target .trigger a:after {
  background-color: #fff;
}
.section_demo .target .trigger a:before {
  top: .5em;
  right: 16px;
}
.section_demo .target .trigger a:after {
  top: .85em;
  right: 16px;
}
.section_demo .target .active a {
  /* 子階層のアクティブ箇所 */
  padding-left: 1.5em;
  padding-right: 1.5em;
  color: #fff;
}
.section_demo .target .active a:hover {
  background-color: #2c363a;
}
.section_demo .target .active a:before, .section_demo .target .active a:after {
  -ms-transform: rotate(0);
  -webkit-transform: rotate(0);
  transform: rotate(0);
}
.section_demo .target .active a:before {
  top: .65em;
  left: 1em;
  width: 3px;
  height: 12px;
}
.section_demo .target .active a:after {
  display: none;
}
.section_demo .target .active a:hover {
  background-color: #21292c !important;
}
.section_demo .target ul li a {
  padding: .5em 1em .6em;
}
.section_demo .target a {
  display: block;
  color: #fff;
  -webkit-transition: .35s all ease;
          transition: .35s all ease;
}
.section_demo .active a {
  color: #fff;
}
.section_demo .active a:hover {
  background-color: #2c363a;
}
.section_demo .active a:before, .section_demo .active a:after {
  background-color: #fff;
}
.section_demo .active a:before {
  top: .65em;
  right: 16px;
  height: 16px;
}
.section_demo .active a:after {
  top: .65em;
  right: 16px;
  height: 16px;
}
.section_demo > ul > li {
  border-bottom: 1px #f5f5f5 solid;
}
.section_demo > ul > li:last-of-type {
  border-bottom: 0;
}

/* BUTTON
================================================== */
.btn_hamburger {
  margin: 0 auto 2em !important;
  width: 40px;
}
.btn_hamburger a {
  position: relative;
  display: block;
  height: 30px;
  -webkit-transition: all .4s;
          transition: all .4s;
  box-sizing: border-box;
}
.btn_hamburger span {
  position: absolute;
  display: inline-block;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #161b1d;
  border-radius: 2px;
  -webkit-transition: all .4s;
          transition: all .4s;
  box-sizing: border-box;
}
.btn_hamburger span:nth-of-type(1) {
  top: 0;
}
.btn_hamburger span:nth-of-type(2) {
  top: 14px;
}
.btn_hamburger span:nth-of-type(3) {
  bottom: 0;
}
.btn_hamburger span:nth-of-type(2)::after {
  position: absolute;
  top: 0;
  left: 0;
  content: '';
  width: 100%;
  height: 2px;
  background-color: #161b1d;
  border-radius: 2px;
  -webkit-transition: all .4s;
          transition: all .4s;
}
.btn_hamburger .active span:nth-of-type(2) {
  -webkit-transform: rotate(-45deg);
      -ms-transform: rotate(-45deg);
          transform: rotate(-45deg);
}
.btn_hamburger .active span:nth-of-type(2)::after {
  -webkit-transform: rotate(90deg);
      -ms-transform: rotate(90deg);
          transform: rotate(90deg);
}
.btn_hamburger .active span:nth-of-type(1) {
  -webkit-transform: translateY(20px) scale(0);
      -ms-transform: translateY(20px) scale(0);
          transform: translateY(20px) scale(0);
}
.btn_hamburger .active span:nth-of-type(3) {
  -webkit-transform: translateY(-20px) scale(0);
      -ms-transform: translateY(-20px) scale(0);
          transform: translateY(-20px) scale(0);
}