/* 全体設定 */
* { box-sizing: border-box;}
html {
    height: 100%;
    width: 100%;
    scroll-behavior: smooth;
}
body {
    color:#000;
    background-color:#FFFFFF;
    margin:0;
    width:100%;
    height:100%;
    font-size: 14px;
}
a {
    color: #212123;
    text-decoration: underline;
}
a:link {
    color: #212123;
    text-decoration: underline;
}
a:visited {
    color: #212123;
    text-decoration: underline;
}
a:active { color: #212123;
    text-decoration: underline;
}
a:hover {
     color: #54b028;
    text-decoration: underline;
}
dl {
    margin-left: 40px;
}
dt {
    margin-top: 20px;
    font-weight: bold;
}

.header {
    color: #fff;
    background-color: #1b2b34;
    height: 45px;
    line-height: 45px;
    padding: 0;
    display: flex;
    align-items: center;
}
.header div {
  display: flex;
  align-items: center;
}
.logo {
  height: 27px;
  margin-left: 18px;
}

.footer {
    color: #000;
    background-color: #F0F0F0;
    position: fixed;
    bottom: 0;
    height: 40px;
    width: 100%;
    line-height: 40px;
    text-align: center;
    font-size: 10px;
}
.footer address {
  font-style:normal;
}
.footer a {
  color: #000;
  text-decoration: underline;
}
.footer a:link {
  color: #000;
  text-decoration: underline;
}
.footer a:hover {
  color: #000;
  text-decoration: underline;
}

.lead {
    color: #fff;
    background-color: #54b028;
    height: 200px;
    padding: 30px 50px;
}


.lead h1 {
    margin: 0;
    padding: 0;
    font-size : 30px;
}
.contents {
    display: flex;
    justify-content: space-around;
    padding: 30px 60px;
}
.group {
    margin: 0 15px;
    padding: 0 10px;
    width: 100%;
}
.group h2 {
    padding-right: 20px;
    border-bottom: 1px solid #c2c3ca;
    position: relative;
    font-size: 16px;
}
.group h2::after {
    position: absolute;
    right: 0px;
    bottom: 0;
    content:"";
    border-top: 10px solid transparent;
    border-right: 13px solid transparent;
    border-bottom: 10px solid #c2c3ca;
}
.group h2 a {
    color: #000;
    text-decoration: none;
}
.group h2 a:link {
    color: #1F3360;
    text-decoration: none;
}
.group h2 a:hover {
    color: #54b028;
    text-decoration: none;
}
.group ol {
    list-style-type: none;
    padding-inline-start: 20px;
    border-left: 1px solid #54b028;
    line-height: 1.8;
}

.bread_crumb {
    padding: 20px 50px;
}

.lead.detail {
    color: #000;
    background-color: #fff;
    height: 120px;
}

.contents_detail {
    padding: 10px 100px;
}
.step {
    margin-bottom: 50px;
}
.step:first-child {
    margin-top: 40px;
}
.step h2 {
    margin: 0;
    padding-top: 20px;
    border-bottom: 1px solid #c2c3ca;
}
.step h3 {
    margin-top: 20px;
    margin-bottom: 0;
}
.step h3+ul {
    margin-top: 0;
}

.step ul {
    /*background-color: #f2f2f2;*/
    padding-top: 7px;
    padding-bottom: 7px;
    line-height: 1.6;
}
.step.tocblock ul {
    background-color: transparent;
}
.step ol {
    line-height: 1.6;
}
.step_wrap {
    display: flex;
    justify-content: space-between;
    flex-grow: 1;
    align-items: flex-start;
    margin-top: 40px;
}
.step_wrap_item {
    flex-grow: 10;
    padding: 0 0 0 40px;
}
.step_wrap img {
    flex-grow: 0;
    padding: 0;
}
.step_wrap_item :first-child {
    margin-top: 0;
}

#bottom_navi_back {
    margin:0 0 0 100px;
    padding-bottom: 60px;
}/*left*/

#bottom_navi_back a {
    display: inline-block;
    padding: 4px 25px;
    color: #3f3f44;
    background-color: #f9f9f9;
    border: 0.99px solid #c2c3ca;
    border-radius: 4px;
    text-decoration: none;
}/*←前へ*/
#bottom_navi_back a:link {
    margin:auto;
    color: #3f3f44;
    text-decoration: none;
}
#bottom_navi_back a:hover {
    margin:auto; 
    color:#3f3f44;
    background-color: #f1f1f1;
    text-decoration: none;
}

#page_top{
    width: 50px;
    height: 50px;
    position: fixed;
    right: 30px;
    bottom: 60px;
    /*background-color: #3f98ef;*/
    background-color: #54b028;
    opacity: 0.6;
    border-radius: 50%;
  }
#page_top a{
    position: relative;
    display: block;
    width: 50px;
    height: 50px;
    text-decoration: none;
  }
#page_top a::before{
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    content: '\f102';
    font-size: 25px;
    color: #fff;
    position: absolute;
    width: 25px;
    height: 25px;
    top: -5px;
    bottom: 0;
    right: 0;
    left: 0;
    margin: auto;
    text-align: center;
  }

table {
    border: 1px solid #ABACB7;
    border-spacing: 0;
    border-collapse: collapse;
    max-width: 500px;
}
th {
    border: 1px solid #ABACB7;
    background-color: #d5d7e6;
    padding: 10px;
}
td {
    border: 1px solid #ABACB7;
    padding: 10px 50px;
}