@charset "utf-8";

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

/* =====共通===== */
.title {
    font-size: 18px;
    font-weight: 700;
    color: #221714;
}

/* =====key===== */
.key {
    position: relative;
    width: 100%;
    height: 253px;
    padding: 78px 0 0;
    margin: 0;
    border-radius: 0;
    background: url(../img/bridge/image01.jpg) bottom 30% center/cover no-repeat;
}

.key_text {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 0 10px 70px;
    background: url(../img/bridge/icon_w.png) center left/60px no-repeat;
    letter-spacing: 0.1em;
    text-shadow: #fff 1px 1px 1px, #fff -1px 0px 1px, #fff 0px -1px 1px, #fff 0px 1px 1px, #fff 1px 1px 1px, #fff -1px 1px 1px, #fff 1px -1px 1px, #fff -1px -1px 1px, #fff 1px 1px 1px, #fff -1px 1px 1px, #fff 1px -1px 1px, #fff -1px -1px 1px, #fff 1px 1px 1px, #fff -1px 1px 1px, #fff 1px -1px 1px, #fff -1px -1px 1px;
}

.key_title {
    position: absolute;
    top: 60%;
    left: 0;
    right: 0;
    width: 200px;
    padding: 0 0 25px;
    margin: auto;
    font-size: 28px;
    letter-spacing: 0.1em;
    text-shadow: #fff 1px 1px 1px, #fff -1px 0px 1px, #fff 0px -1px 1px, #fff 0px 1px 1px, #fff 1px 1px 1px, #fff -1px 1px 1px, #fff 1px -1px 1px, #fff -1px -1px 1px, #fff 1px 1px 1px, #fff -1px 1px 1px, #fff 1px -1px 1px, #fff -1px -1px 1px, #fff 1px 1px 1px, #fff -1px 1px 1px, #fff 1px -1px 1px, #fff -1px -1px 1px;
    text-align: center;
}

.key_title:before {
    content: "Bridge treatment";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
}

.key_title .small {
    display: block;
    font-size: 16px;
}

/* =====sec01===== */
.sec01 {
    padding: 50px 20px;
    box-sizing: border-box;
}

.sec01 .title {
    margin: 0 0 40px;
    line-height: 1.9;
    text-align: center;
    letter-spacing: 0.14em;
}

.sec01 .title .color {
    color: #1faede;
    font-weight: 700;
}

.sec01 .body {
    display: block;
    width: 100%;
    margin: 0 auto;
}

.sec01 .body .image {
    min-width: 221px;
    margin: 0 auto 20px;
    text-align: center;
}

.sec01 .text {
    line-height: 1.9;
}

.sec01 .text .marker {
    background: linear-gradient(to bottom, transparent 50%, rgba(255, 241, 0, 0.48) 0);
    font-weight: 700;
}

/* =====sec02===== */
.sec02 {
    width: 100%;
    padding: 50px 20px;
    background: rgba(0, 185, 239, 0.1);
    box-sizing: border-box;
}

.sec02 .box {
    width: 100%;
    padding: 70px 20px 50px;
    border: 1px solid #00b9ef;
    margin: 0 auto;
    background: #fff url(../img/bridge/icon02.png) center top 26px/24px no-repeat;
    box-sizing: border-box;
    text-align: center;
}

.sec02 .title {
    padding: 0 0 60px;
    margin: 0 0 28px;
    background: url(../img/bridge/border01.png) center bottom/489px no-repeat;
    font-size: 18px;
    letter-spacing: 0.05em;
    text-align: center;
}

.sec02 .title .small {
    font-size: 16px;
    font-weight: 700;
}

.sec02 .title .large {
    font-size: 20px;
    font-weight: 700;
}

.sec02 .title .space {
    margin: 0;
}

.sec02 .text {
    line-height: 1.9;
}

.sec02 .text .large {
    font-size: 16px;
    font-weight: 700;
}

.sec02 .text.text01 {
    width: 100%;
    margin: 0 auto 30px;
    text-align: left;
}

.sec02 .list {
    display: block;
    justify-content: center;
    margin: 0 0 30px;
}

.sec02 .item {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80%;
    height: 100px;
    border: 3px solid #00b9ef;
    margin: 0 auto 26px;
    box-sizing: border-box;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.8;
    text-align: center;
}

.sec02 .item:before {
    content: "";
    position: absolute;
    top: auto;
    bottom: -26px;
    right: 50%;
    transform: translateX(50%) rotate(90deg);
    display: inline-block;
    width: 26px;
    height: 25px;
    background: url(../img/bridge/arrow01.png) center center/26px no-repeat;
} 

.sec02 .item:last-of-type {
    margin: 0 auto;
}

.sec02 .item:last-of-type:before {
    display: none;
} 

.sec02 .text.text02,
.sec02 .text.text03 {
    text-align: center;
}

.sec02 .text.text02 {
    margin: 0 0 33px;
}

.sec02 .text.text03 {
    display: inline-block;
    width: auto;
    padding: 0 0 15px;
    margin: 0 auto;
    background: url(../img/eatswallow/border01.png) left bottom repeat-x;
}

.sec02 .text .marker {
    background: linear-gradient(to bottom, transparent 50%, rgba(255, 241, 0, 0.48) 0);
}

/* =====sec03===== */
.sec03 {
    padding: 43px 20px;
    background: url(../img/periodontal/bg02.png) top left repeat;
    box-sizing: border-box;
}

.sec03 .title {
    width: 100%;
    padding: 0 0 25px;
    border-bottom: 2px solid #00b9ef;
    margin: 0 auto 60px;
    text-align: center;
}

.sec03 .contbox {
    display: block;
    justify-content: center;
}

.sec03 .cont {
    width: 100%;
    height: auto;
    padding: 20px 20px 50px;
    border: 1px solid #00b9ef;
    background: #fff ;
    box-sizing: border-box;
    box-shadow: 6px 6px 0 rgba(0, 185, 239, 0.5);
}

.sec03 .cont:nth-of-type(1) {
    margin: 0 0 20px;
}

.sec03 .cont:nth-of-type(2) {
    padding: 20px 20px 80px;
    background: #fff url(../img/bridge/icon03.png) right 36px bottom 27px/100px no-repeat;
}

.sec03 .cont_title {
    margin: 0 0 20px;
    font-size: 18px;
    font-weight: 700;
    text-align: center;
}

.sec03 .cont_title .color {
    display: block;
    font-size: 18px;
    font-weight: 500;
    color: #00b9ef;
}

.sec03 .cont_title .large {
    display: block;
    margin: 0 0 10px;
    font-size: 40px;
    color: #00b9ef;
    line-height: 1.2;
}

.sec03 .cont_text {
    line-height: 1.9;
}

/* =====sec04===== */
.sec04 {
    padding: 125px 0 0;
    background: url(../img/maintenance/icon04.png) center top 48px/50px no-repeat;
}

.sec04 .title {
    margin: 0 0 50px;
    text-align: center;
}

.sec04 .inner {
    width: 100%;
    margin: 0 auto;
}

.sec04 .num {
    position: static;
    width: auto;
    height: auto;
    padding: 0;
    border: none;
    border-radius: 50%;
    margin: 0 auto 30px;
    box-sizing: border-box;
    text-align: center;
}

.sec04 .num .text {
    font-size: 20px;
    color: #00b9ef;
}

.sec04 .num .text .large {
    display: block;
    font-size: 40px;
    line-height: 1.2;
}

.sec04 .num:before {
    content: "";
    position: absolute;
    bottom: 84px;
    right: 34px;
    transform: rotate(-230deg);
    display: none;
    width: 105px;
    height: 1px;
    border-bottom: 1px dashed #231815;
}

.sec04 .cont_title {
    font-size: 18px;
    color: #0f0f0f;
    line-height: 1.6;
    letter-spacing: 0.21em;
    text-align: center;
}

.sec04 .cont_text {
    line-height: 2;
}

.sec04 .cont_text .bold {
    font-weight: 700;
}

.sec04 .cont_text .marker {
    background: linear-gradient(to bottom, transparent 50%, rgba(255, 241, 0, 0.48) 0);
}

.sec04 .cont01 {
    padding: 20px;
    margin: 0;
    background: rgba(0, 185, 239, 0.1);
    box-sizing: border-box;
}

.sec04 .cont01 .inner {
    position: relative;
    width: 100%;
    padding: 20px;
    margin: 0 auto;
    background: #fff;
    box-sizing: border-box;
}

.sec04 .cont01 .num {
    position: static;
    top: -120px;
    left: -175px;
}

.sec04 .cont01 .cont_title {
    margin: 0 0 50px;
}

.sec04 .cont01 .list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin: 0;
}

.sec04 .cont01 .item {
    width: 272px;
    padding: 0 10px;
    margin: 0 auto 40px;
}

.sec04 .cont01 .item:nth-of-type(2) {
    margin: 0 auto;
}

.sec04 .cont01 .item_title {
    margin: 0 0 20px;
    font-size: 18px;
    font-weight: 700;
    text-align: center;
}

.sec04 .cont01 .item_image {
    margin: 0 0 10px;
}

.sec04 .cont01 .item_text {
    line-height: 2;
}

.sec04 .cont02 {
    position: relative;
    width: 100%;
    height: auto;
    padding: 20px;
    margin: 0;
    background: url(../img/bridge/image02.jpg) center center/cover no-repeat;
    box-sizing: border-box;
}

.sec04 .cont02 .inner {
    position: relative;
    width: 100%;
    margin: 0 auto;
}

.sec04 .cont02 .textbox {
    position: static;
    top: -35px;
    left: 20px;
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.85);
}

.sec04 .cont02 .num {
    position: static;
    top: -126px;
}

.sec04 .cont02 .cont_title {
    padding: 0;
    margin: 0 0 30px;
}

.sec04 .cont02 .cont_text {
    width: 100%;
    margin: 0 0 30px;
}

.sec04 .cont02 .link {
    width: 100%;
    height: 47px;
    border: 2px solid #00b9ef;
    border-radius: 23.5px;
    background: #fff;
    box-sizing: border-box;
}

.sec04 .cont02 .link a {
    display: block;
    width: 100%;
    height: 100%;
    padding: 10px 20px 0 0;
    border-radius: 23.5px;
    background: #fff url(../img/index/arrow02.png) center right 18px/20px no-repeat;
    box-sizing: border-box;
    font-size: 15px;
    text-align: center;
}

.sec04 .cont02 .bg {
    display: none;
    width: 60%;
    height: 418px;
    margin: 0 0 0 auto;
    background: url(../img/periodontal/key01.jpg) left top/cover no-repeat;
}

.sec04 .cont03 {
    width: 100%;
    height: auto;
    padding: 20px;
    background: url(../img/bridge/photo01.jpg) right 40% center/cover no-repeat;
    box-sizing: border-box;
}

.sec04 .cont03 .inner {
    position: relative;
    width: 100%;
    margin: 0 auto;
}

.sec04 .cont03 .num {
    position: static;
    top: -130px;
    left: -100px;
}

.sec04 .cont03 .cont_title {
    width: 280px;
    margin: 0 auto 40px;
}

.sec04 .cont03 .textbox {
    position: static;
    top: -35px;
    right: 20px;
    width: 100%;
    padding: 20px;
    margin: 0;
    background: rgba(255, 255, 255, 0.85);
    box-sizing: border-box;
}

.sec04 .cont03 .bg {
    display: none;
    width: 60%;
    height: 428px;
    margin: 0 0 34px;
    background: url(../img/bridge/photo01.jpg) left 20% top/cover no-repeat;
}

.sec04 .cont03 .box {
    width: 100%;
    padding: 15px 20px 30px;
    margin: 0 auto;
    background: rgba(0, 185, 239, 0.1);
    box-sizing: border-box;
}

.sec04 .cont03 .box_title {
    font-weight: 700;
    text-align: center;
}

.sec04 .cont03 .row {
    display: flex;
    justify-content: space-between;
}

.sec04 .cont03 .row:nth-of-type(1) {
    margin: 0 0 20px;
}

.sec04 .cont03 .d_list .term,
.sec04 .cont03 .d_list .data {
    font-weight: 700;
}



}