/*
ly: layout
bl: block
el: element
hp: helper
*/



body {
    font-family: sans-serif;
    line-height: 1.4;
}

a {
    text-decoration-line: underline;
    color: #000;
}

img {
    max-width: 100%;
}

* {
    box-sizing: border-box;
}


.ly_header {
    height: 40px;
    background-color: #000;
    color: #fff;
}

.ly_header_inner {
    padding-left: 12px;
    padding-right: 12px;
    padding-top: 12px;
}


.ly_footer {
    background-color: #000;
    color: #fff;
    padding-top: 20px;
    padding-bottom: 20px;
}

.ly_footer_inner {
    padding-left: 12px;
    padding-right: 12px;
}

.ly_footer_inner a {
    color: #fff;
}

.ly_footerCopyright {
    text-align: right;
    font-size: 0.7rem;
    margin-top: 10px;
}


.ly_cont {
    padding: 30px 12px;
}

.ly_cont.ly_cont__header {
    padding: 0;
}

.ly_nav_container {
    display: none;
}



.bl_hero {
    background-image: url("../image/img_main.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    height: 150px;
    position: relative;
}

.bl_hero .el_h1 {
    position: relative;
    padding: 10px;
}

.bl_hero .el_h1::after {
    position: absolute;
    content: '';
    width: 80px;
    height: 4px;
    background-color: currentColor;
    left: 10px;
    bottom: -6px;
}

.bl_hero.bl_hero__bigger {
    height: 250px;
}

.bl_boxGray {
    background-color: #F5F5F5;
    padding: 16px;
    margin: 20px 0;
}

.bl_toc > .el_h2 {
    margin-bottom: 10px;
}

.bl_toc > .bl_toc_btn {
    margin-top: 25px;
    text-align: center;
    font-weight: 700;
}




.bl_watch_wrapper {
    margin-top: 20px;
    margin-bottom: -10px;
}

.bl_watch {
    box-shadow: 0 0 10px #ccc;
    flex-basis: 49%;
    padding: 20px;
    margin-bottom: 10px;
}

/* .bl_watch:hover {
    box-shadow: 0 0 4px #888;
    color: #444;
    transition: all .4s;
} */

.bl_watch_img {
    text-align: center;
}

.bl_watch_img img {
    width: 80%;
}


.bl_watch_model {
    font-size: 1rem;
    font-weight: 700;
}

.bl_watch_feature {
    font-size: 0.9rem;
    margin-top: 8px;
}

.bl_watch .el_ulChevron {
    margin-top: 10px;
    list-style-type: none;
    padding-left: 6px;
}

.bl_watch .el_ulChevron li {
    font-size: 0.9rem;
}

.bl_watch .el_ulChevron li + li {
    margin-top: 4px;
}



.bl_tocIiideas {
    border-top: solid 1px #0F298D;
    border-bottom: solid 1px #0F298D;
    padding: 10px 0;
    margin: 10px 0 20px;
}

.bl_tocIiideas ul {
    list-style-type: none;
    margin: 4px 0;
}

.bl_tocIiideas li {
    line-height: 1.8;
}

.bl_tocIiideas img {
    width: 24px;
    vertical-align: middle;
    margin-right: 4px;
}

.bl_piece {
    list-style: none;
    margin: 5px 0;
}

.bl_piece .el_piece {
    background-color: #fff;
    color: #0F298D;
    font-weight: 700;
    padding: 0.1em;
    display: inline-block;
    width: 1.6em;
    text-align: center;
    border-radius: 100%;
    margin-right: 8px;
}

.bl_piece li {
    margin-top: 5px;
}

.bl_piece_wrapper {
    display: flex;
    align-items: center;
    margin-top: 12px;
}

.bl_piece_wrapper .el_piece, .bl_piece_wrapper img {
    flex-shrink: 0;
}

.bl_piece_wrapper .bl_piece_pieceName {
    font-weight: 700;
    line-height: 1.3;
}

.bl_piece_wrapper .bl_piece_pieceName small, 
.bl_iiidea_title small {
    font-weight: 400;
    font-size: 80%;
}


.bl_iiidea_titleWrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.bl_iiidea_img {
    vertical-align: middle;
    width: 40px;
    margin-right: 10px;
}

.bl_iiidea_title {
    display: inline;
    font-size: 1.2rem;
    font-weight: 700;
    flex-grow: 1;
    line-height: 1.1;
    margin-right: 10px;
}

.bl_iiidea_label {
    background-color: #748FC2;
    color: #fff;
    padding: .1em .3em;
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.bl_iiidea_noteTitle {
    font-size: 1.0rem;
    font-weight: 700;
}

.bl_step {
    list-style-type: none;
    counter-reset: i;
}

.bl_step li {
    font-size: 1.1rem;
    font-weight: 700;
    margin-top: 16px;
    margin-bottom: 8px;
    text-indent: -1.4em;
    padding-left: 1.4em;
    line-height: 1.3;
}

.bl_step li::before {
    counter-increment: i;
    content: counter(i);
    padding-right: 0.5em;
    font-size: 1.4rem;
    color: #0F298D;
}

.bl_step p {
    padding-left: 1.7em;
}




.bl_app_wrapper {
    margin-left: 30px;
    display: flex;
    flex-wrap: wrap;
}

.bl_app {
    display: flex;
    margin-bottom: 4px;
    margin-right: 16px;
}

.bl_app_icon img {
    width: 50px;
}

.bl_app_text p {
    padding-left: 10px;
}

.bl_app_text_wrapper {
    display: flex;
    padding-left: 10px;
}

.bl_app_text_wrapper img, .bl_app_text_wrapper a {
    height: 40px;
}


.bl_navFooter ul {
    margin-top: 10px;
    margin-left: 10px;
}

.bl_navFooter li {
    line-height: 2;
}

.bl_navFooter li::before {
    content: '';
    display: inline-block;
    width: 0.4em;
    height: 0.4em;
    border-bottom: 2px solid #fff;
    border-right: 2px solid #fff;
    transform: rotate(-45deg) translateX(-50%) translateY(-70%) ;;
}





.el_h1 {
    color: #fff;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
}

.el_h2 {
    font-size: 1.25rem;
}

.el_h2:first-letter {
    color: #0F298D;
    font-weight: 700;
}

.el_h2Main {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.el_h2Main:first-letter {
    color: #0F298D;
}

.el_h3 {
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.el_btn {
    display: inline-block;
    width: 320px;
    max-width: 100%;
    padding: 10px 10px;
    background-color: #0F298D;
    color: #fff;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 2px 4px #888;
}

.el_btn:hover {
    background-color: #263E98;
    box-shadow: 0 1px 2px #888;
    transition: all .4s;
}

.el_icon {
    font-size: 3rem;
    color: #748FC2;
    margin: 0 10px;
}

.el_icon_svg {
    height: 3.5rem;
    vertical-align: text-bottom;
}

.el_marker {
    background: linear-gradient(transparent 80%, #FCF200 80%);
}

.el_check {
    text-indent: -0.5em;
    margin-left: 1em;
    margin-top: 4px;
}

.el_check::before {
    display: inline-block;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
    color: #748FC2;
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    content: "\f00c";
}

.el_check.el_check__indent {
    margin-left: 3em;
}

.el_imgPiece {
    width: 30px;
    vertical-align: middle;
    margin-right: 8px;
}

.el_indent {
    padding-left: 2.2em;
}

.el_img img {
    border: solid 1px #ccc;
}

.el_img.el_img__scr {
    width: 60%;
    margin: 10px auto 30px;
}

.el_img_logo {
    height: 18px;
}

.el_lead {
    font-size: 1.1rem;
    padding-bottom: 4px;
}

.el_pDefault {
    margin-top: 6px;
}

.el_pDefault__wide {
    margin: 18px 0;
}

.el_ulDefault {
    margin: 0.5rem 0 0.5rem 1.5rem;
}

.el_ulChevron {
    list-style-type: none;
}

.el_ulChevron li {
    font-size: 1rem;
    font-weight: inherit;
    margin: initial;
}

.el_ulChevron li::before {
    font-size: inherit;
    padding: 0;
    content: '';
    display: inline-block;
    width: 0.4em;
    height: 0.4em;
    border-bottom: 2px solid #000;
    border-right: 2px solid #000;
    transform: rotate(-45deg) translateX(-50%) translateY(-70%) ;;
}

.bl_step .el_ulChevron {
    margin-left: 2em;
    margin-top: 8px;
}

.bl_step .el_ulChevron li {
    margin-bottom: 6px;
}

.hp_bold {
    font-weight: 700;
}

.hp_bgcAlt {
    background-color: #f5f5f5;
}

.hp_forPc {
    display: none;
}

.hp_alignCenter {
    text-align: center;
}





@media print, screen and (min-width:480px) { 

.ly_header {
    height: 60px;
}

.ly_header_inner {
    width: 1240px;
    padding-left: 20px;
    padding-right: 20px;
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

.ly_footer_inner {
    width: 1240px;
    padding-left: 20px;
    padding-right: 20px;
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

.ly_cont {
    width: 1240px;
    padding: 80px 20px;
    margin-right: auto;
    margin-left: auto;
} 

.ly_cont__lead {
    padding-top: 30px;
    padding-bottom: 30px;
}

.ly_cont.ly_cont__header {
    padding: 0 20px;
}

.ly_cont__col {
    display: flex;
}

.ly_cont__riiiver {
    background-image: url("../image/logo_riiiver_bg.png");
    background-repeat: no-repeat;
    background-size: 40%;
    background-position: right;
}

.ly_cont__iiidea {
    background-image: url("../image/icon_idea_bg.svg");
    background-repeat: no-repeat;
    background-size: 33%;
    background-position: 10% 50%;
}

.ly_cont__function {
    background-image: url("../image/icon_function_bg.svg");
    background-repeat: no-repeat;
    background-size: 68%;
    background-position: right;
}

.ly_nav_container {
    display: block;
    width: 330px;
    margin-right: 30px;
    flex-shrink: 0;
}

.ly_main {
    flex-grow: 1;
}

.ly_nav {
    position: sticky;
    top: 10px;
}

.ly_nav ul {
    padding-left: 10px;
    padding-top: 5px;
}

.ly_nav li {
    margin-bottom: 6px;
}

.ly_nav p a, .ly_nav li a {
    text-decoration: none;
    color: #000;
}

.ly_nav p a:hover, .ly_nav li a:hover {
    color: #444;
    transition: all .4s;
}

.ly_nav p {
    font-size: 1.2rem;
}

.ly_nav .el_navActive {
    font-weight: 700;
}

.ly_nav li::before {
    content: '';
    display: inline-block;
    width: 0.4em;
    height: 0.4em;
    border-bottom: 1.5px solid #000;
    border-right: 1.5px solid #000;
    transform: rotate(-45deg) translateX(-50%) translateY(-70%) ;
}




.bl_hero {
    height: 300px;
    position: relative;
}

.bl_hero.bl_hero__bigger {
    height: 500px;
}

.bl_hero .el_h1 {
    position: relative;
}

.bl_hero .el_h1::before {
    position: absolute;
    content: '';
    width: 180px;
    height: 5px;
    background-color: currentColor;
    left: 50%;
    top: -30px;
    transform: translateX(-50%);
}

.bl_hero .el_h1::after {
    position: absolute;
    content: '';
    width: 180px;
    height: 5px;
    background-color: currentColor;
    left: 50%;
    bottom: -30px;
    transform: translateX(-50%);
}

.bl_flexCenter {
    display: flex;
    justify-content: center;
    align-items: center;
}

.bl_toc > .bl_toc_btn {
    text-align: inherit;
}

.bl_toc > p {
    font-size: 1.1rem;
    line-height: 1.6;
}

.bl_toc__right {
    text-align: right;
}

.bl_watch_wrapper {
    display: flex;
    justify-content: space-between;
}

.bl_watch {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.bl_watch_img {
    flex-basis: 40%;
    flex-shrink: 0;
}

.bl_watch_img img {
    width: 100%;
}

.bl_watch_model {
    font-size: 1.1rem;
}

.bl_watch_link a {
    text-decoration: none;
}

.bl_watch_link a:hover {
    color: #444;
    transition: all .4s;
}

.bl_iiideas {
    display: flex;
    justify-content: space-between;
}

.bl_iiideas__col3 .bl_iiidea {
    width: 31.5%;
}

.bl_iiidea_titleWrapper {
    display: block;
}

.bl_iiidea_img {
    display: block;
    width: 130px;
}

.bl_iiidea_title {
    display: block;
    margin: 8px 0;
}

.bl_navFooter li {
    display: inline;
    margin-left: 30px;
}

.bl_navFooter a {
    text-decoration: none;
}

.el_h1 {
    text-align: center;
    color: #fff;
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
}

.el_h2 {
    font-size: 1.6rem;
}

.el_img.el_img__scr {
    width: 30%;
    margin: 10px 0 0 30px;
}

.el_img_logo {
    height: 34px;
}

.el_ulChevron a {
    text-decoration: none;
}

.el_ulChevron a:hover {
    color: #444;
    transition: all .4s;
}

.hp_alignRightPc {
    text-align: right;
}

.hp_smallOnPc {
    width: 50%;
}

.hp_forPc {
    display: inherit;
}

.hp_forSp {
    display: none;
}


}