@charset "utf-8";

/* -----------------------
Base style
----------------------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", Meiryo, メイリオ, Osaka, 'MS PGothic', arial, helvetica, sans-serif;
  font-size: 18px !important;
  line-height: 1.8;
  color: #000;
  position: relative;
  word-wrap: break-word;
  font-feature-settings: "palt";
}

@media screen and (max-width: 768px) {
  body {
    font-size: 14px !important;
  }
}

h1, ul {
  margin: 0;
}

label, input, textarea, select, button {
  cursor: pointer;
}

button {
  border: 0;
}

svg {
  width: 100%;
  height: auto;
}

ul>li {
  list-style: none;
}

a {
  backface-visibility: hidden;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
  color: #002878;
}

a:hover {
  text-decoration: underline;
}

* {
  box-sizing: border-box;
}

.pc_none {
  display: none;
}

.sp_none {
  display: block;
}

@media screen and (max-width: 768px) {
  .pc_none {
    display: block;
  }

  .sp_none {
    display: none;
  }
}

/* -----------------------
background
----------------------- */

.bg_dot {
  background-color: #f2f4f6;
  width: 100%;
  background-image:
    radial-gradient(#ffffff 10%, transparent 20%),
    radial-gradient(#ffffff 10%, transparent 20%);
  background-size: 20px 20px;
  background-position: 0 0, 10px 10px;
}

@media screen and (max-width: 768px) {
  .bg_dot {
    background: none;
  }
}

main {
  background-color: #fff;
  width: min(1000px, 96vw);
  margin: 0 auto;
  padding-bottom: 50px;
}

@media screen and (max-width: 768px) {
  main {
    width: 100%;
  }
}

/* -----------------------
header
----------------------- */
.header {
  padding-top: 10px;
}

@media screen and (max-width: 768px) {
  .header {
    padding-top: 5px;
  }
}

.header-logo {
  width: 175px;
  margin: 0 auto 60px;
}

@media screen and (max-width: 768px) {
  .header-logo {
    width: 150px;
    margin: 0 auto 35px;
  }
}

/* -----------------------
main_ttl
----------------------- */

@media screen and (max-width: 768px) {
  #top_main {
    width: 92%;
    margin: 0 auto;
  }
}

.main_ttl .main_copy {
  width: 720px;
  margin: 0 auto 30px;
  text-align: center;
}

@media screen and (max-width: 768px) {
  .main_ttl .main_copy {
    width: 100%;
    margin-bottom: 20px;
  }
}

.main_ttl .copy_btmTxt {
  width: 720px;
  text-align: left;
  margin: 0 auto 35px;
}

@media screen and (max-width: 768px) {
  .main_ttl .copy_btmTxt {
    width: 100%;
  }
}

.graph_wrap {
  width: 720px;
  margin: 0 auto 50px;
}

@media screen and (max-width: 768px) {
  .graph_wrap {
    width: 100%;
    margin: 0 auto 30px;
  }
}

.graph_wrap .graph_inner:not(:first-child) {
  margin-top: 20px;
}

@media screen and (max-width: 768px) {
  .graph_wrap .graph_inner:not(:first-child) {
    margin-top: 15px;
  }
}

.graph_wrap .graph_btmTxt {
  margin-top: 40px;
}

@media screen and (max-width: 768px) {
  .graph_wrap .graph_btmTxt {
    margin-top: 30px;
  }
}

/* -----------------------
section
----------------------- */

.section_inner {
  width: 720px;
  margin: 0 auto;
}

@media screen and (max-width: 768px) {
  .section_inner {
    width: 92%;
  }

  #top_main .section_inner {
    width: 100%;
  }
}

.ttl_columnCopy {
  width: 100%;
  height: 100px;
  line-height: 100px;
  margin: 0 auto 30px;
  background-color: #0B318F;
}

@media screen and (max-width: 768px) {
  .ttl_columnCopy {
    width: 100%;
    height: inherit;
    line-height: inherit;
  }
}

.column_wrap {
  margin-bottom: 35px;
}

.column_wrap:last-child {
  margin-bottom: 0;
}

.column_wrap .column_innerTtl {
  background-color: #E7EAF4;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 15px;
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: center;
}

@media screen and (max-width: 768px) {
  .column_wrap .column_innerTtl {
    font-size: 16px;
    margin-bottom: 10px;
  }
}

.column_wrap .column_innerTtl:before {
  content: "";
  width: 6px;
  height: 40px;
  background-color: #0B318F;
  flex-shrink: 0;
  margin-right: 10px;
}

@media screen and (max-width: 768px) {
  .column_wrap .column_innerTtl:before {
    height: 35px;
  }
}

.column_innerTxt .ttl_h5 {
  font-weight: bold;
  font-size: 16px;
  margin-bottom: 5px;
}

@media screen and (max-width: 768px) {
  .column_innerTxt .ttl_h5 {
    font-size: 14px;
  }
}

.table_wrap {
  margin-bottom: 35px;
}

.table_wrap table {
  width: 100%;
  border: #666 1px solid;
  font-size: 14px;
}

@media screen and (max-width: 768px) {
  .table_wrap table {
    font-size: 10px;
  }
}

.table_wrap table th {
  background-color: #0B318F;
  color: #fff;
  font-weight: bold;
  border-bottom: #666 1px solid;
  border-right: #fff 1px solid;
  padding: 10px 0 10px 10px;
  vertical-align: middle;
  line-height: 1.5;
}

@media screen and (max-width: 768px) {
  .table_wrap table th {
    padding: 10px 0 10px 5px;
  }
}

.table_wrap table th:last-child {
  border-right: #666 1px solid;
}

.table_wrap table td {
  border-bottom: #666 1px solid;
  border-right: #666 1px solid;
  padding: 5px 0 5px 10px;
  vertical-align: middle;
}

@media screen and (max-width: 768px) {
  .table_wrap table td {
    padding: 3px 0 3px 5px;
  }
}

.table_wrap table td.bg_gray {
  background-color: #808080;
  color: #fff;
}

.table_wrap table td.bg_gray.br_gray {
  border-right: #666 1px solid;
}

.table_wrap table td.bg_lightGray {
  background-color: #f2f2f2;
}

.table_wrap table sup {
  font-size: 70%;
  vertical-align: super;
}

.table_wrap table sub {
  font-size: 70%;
  vertical-align: sub;
}

@media screen and (max-width: 768px) {

  .table_wrap table sup,
  .table_wrap table sub {
    font-size: 8px;
    -webkit-transform: scale(0.9);
    -webkit-transform-origin: 0 0;
  }
}

.table_wrap .table_btmTxt {
  font-size: 14px;
  margin-top: 10px;
}

@media screen and (max-width: 768px) {
  .table_wrap .table_btmTxt {
    font-size: 10px;
  }
}

.column_innerTxt .list_num {
  padding-left: 1em;
  text-indent: -1em;
}

.marker_ttl span {
  color: #0B318F;
  font-size: 24px;
  font-weight: bold;
  position: relative;
  background: linear-gradient(transparent 60%, #ffc800 0%);
}

@media screen and (max-width: 768px) {
  .marker_ttl span {
    font-size: 20px;
  }
}

.column_wrap .marker_ttl+p {
  margin-bottom: 10px;
}

.main_bottom {
  background-color: #fff9e5;
  margin-bottom: 70px;
}

@media screen and (max-width: 768px) {
  .main_bottom {
    margin-bottom: 35px;
  }
}

.main_bottom .main_bottomInner {
  padding: 30px;
}

@media screen and (max-width: 768px) {
  .main_bottom .main_bottomInner .marker_ttl {
    margin-bottom: 10px;
    line-height: 1.5;
  }
}

/* -----------------------
footer
----------------------- */

footer {
  max-width: 1000px;
  margin: 0 auto;
  background-color: #0B318F;
  color: #fff;
  text-align: center;
  font-size: 18px;
  padding: 45px 0;
}

@media screen and (max-width: 768px) {
  footer {
    width: 100%;
    font-size: 14px;
    padding: 25px 0;
  }
}