/* main banner 시작*/

.mainbanner {
    width: 100%;
    height: 600px;
    position: relative;
    overflow: hidden;
}

.mainbanner_bg {
    background-image: url("/img/infra_bg.png");
    background-repeat: no-repeat;
    background-position: center;
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    animation: sb_ani 2s ease-in-out;
}

@keyframes sb_ani {
    0% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1.0);
    }
}

.mainbannerText {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 5;
    white-space: nowrap;
}

.mainbanner h1 {
    font-size: 80px;
    font-weight: 900;
    color: #fff;
    margin-bottom: 30px;
    line-height: 100%;
}

.mainbanner h2 {
    font-size: 30px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
    line-height: 100%;
}

/* main banner 끝*/
/* 탭 메뉴 시작 */

.tab_menu {
    width: 100%;
    border-bottom: 1px solid #d0d0d0;
    background-color: #fff;
}

.tab_menu ul {
    display: flex;
    justify-content: center;
}

.tab_menu ul li {
    height: 60px;
}

.tab_menu ul li a {
    font-size: 18px;
    font-weight: 500;
    color: #8f8f8f;
    height: 60px;
    line-height: 60px;
    margin: 0 35px;
    position: relative;
    display: inline-block;
}

.tab_menu ul li a.active {
    font-weight: 700;
    color: #222;
    position: relative;
}

.tab_menu ul li a.active:after {
    content: "";
    display: block;
    width: 100px;
    height: 3px;
    background-color: #003C85;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0px;
}

.tab_menu ul li a:hover {
    font-weight: 700;
    color: #222;
}

/* 탭 메뉴 끝 */
/* 타이틀 시작 */

.title {
    margin-top: 100px;
}

.titleBox {
    margin-bottom: 100px;
}

.title .titleText {
    display: flex;
    align-items: flex-end;
}

.title .titleName {
    width: 384px;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #003C85;
    color: #fff;
    margin-top: -68px;
    position: relative;
    z-index: 5;
    margin-right: 30px;
}

.title .titleName h2 {
    font-size: 40px;
    font-weight: 700;
}

.title .titleName h3 {
    font-size: 18px;
    font-weight: 500;
}

.title .titleContent {
    font-size: 18px;
    font-weight: 500;
    color: #8f8f8f;
    line-height: 150%;
}

/* 타이틀 끝 */

/* 서브타이틀 */
.ibm {
    margin-bottom: 50px;
}

.ibm h3,
.etc h3 {
    padding-left: 20px;
    font-size: 35px;
    font-weight: 700;
    color: #222;
    position: relative;
    margin-bottom: 50px;
}

.ibm h3:before,
.etc h3:before {
    content: "";
    width: 10px;
    height: 35px;
    background-color: #003C85;
    display: inline-block;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}

/* IBM 시작 */
.ibmList {
    display: flex;
    flex-wrap: wrap;
}

.ibmList li {
    margin-right: 24px;
    margin-bottom: 50px;
}

.ibmList li:nth-child(3),
.ibmList li:nth-child(5) {
    margin-right: 0;
}

.ibmList h5 {
    width: 384px;
    height: 90px;
    background-color: #d5e3f4;
    text-align: center;
    line-height: 90px;
    color: #003C85;
    font-size: 24px;
    font-weight: 700;
    border-radius: 50px;
}

.ibmList h5.hw {
    width: 792px;
}

.ibmList .advantageList {
    padding-top: 25px;
    padding-left: 43px;
}

.ibmList .advantageList li {
    margin-bottom: 17px;
}

.ibmList .advantageList li:last-child {
    margin-bottom: 0%;
}

.ibmList .advantageList .advantageTitle {
    padding-left: 20px;
    font-size: 18px;
    font-weight: 500;
    color: #383838;
    line-height: 100%;
    position: relative;
    margin-bottom: 10px;
}

.ibmList .advantageList .advantageTitle:before {
    content: "";
    width: 10px;
    height: 8px;
    display: inline-block;
    background-image: url("../img/check_blue.svg");
    background-repeat: no-repeat;
    position: absolute;
    left: 0;
    top: 3px;
}

.ibmList .advantageList .advantageContent {
    padding-left: 24px;
    font-size: 14px;
    font-weight: 400;
    color: #8f8f8f;
    line-height: 130%;
}

/* IBM 끝 */

/* etc 시작 */
.etc {
    margin-bottom: 100px;
}

.etcList {
    display: flex;
    flex-wrap: wrap;
}

.etcList>li {
    margin-right: 24px;
    margin-bottom: 50px;
}

.etcList>li:nth-child(3) {
    margin-right: 0;
}

.etcList h5 {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    line-height: 142%;
    width: 384px;
    height: 90px;
    background-color: #d5e3f4;
    color: #003C85;
    font-size: 24px;
    font-weight: 700;
    border-radius: 50px;
}

.etcList .etcAdvantage {
    padding-top: 30px;
    padding-left: 42px;
}

.etcList .etcAdvantage li {
    padding-left: 20px;
    font-size: 18px;
    font-weight: 500;
    color: #383838;
    line-height: 100%;
    position: relative;
    margin-bottom: 10px;
}

.etcList .etcAdvantage li:last-child {
    margin-bottom: 0%;
}

.etcList .etcAdvantage li:before {
    content: "";
    width: 10px;
    height: 8px;
    display: inline-block;
    background-image: url("../img/check_blue.svg");
    background-repeat: no-repeat;
    position: absolute;
    left: 0;
    top: 4px;
}

/* etc 끝 */
/* 반응형 */
/* 배너, 안전사이즈, 탭 메뉴 */
@media screen and (max-width : 1240px) {
    .safe_size {
        width: 100%;
        padding: 0 25px;
    }

    .titleImg {
        width: 100%;
        height: auto;
    }

    .titleImg img {
        width: 100%;
        height: auto;
    }
}

@media screen and (max-width : 1085px) {
    .mainbanner {
        height: 500px;
    }

    .mainbanner_bg {
        background-position: right -250px center;
    }

    .mainbanner h1 {
        font-size: 50px;
    }

    .mainbanner h2 {
        font-size: 20px;
    }

    .tab_menu ul {
        overflow: hidden;
        padding: 0 25px;
        justify-content: center;
    }

    .tab_menu ul li {
        height: 50px;
    }

    .tab_menu ul li a {
        height: 50px;
        line-height: 50px;
        font-size: 16px;
        margin: 0;
        margin-right: 35px;
        white-space: nowrap;
    }

    .tab_menu ul li:last-child a {
        margin-right: 0;
    }

    .tab_menu ul li a.active:after {
        width: 50px;
        bottom: 0px;
    }

    .title {
        margin-top: 70px;
    }

    .titleBox {
        margin-bottom: 70px;
    }

    .title .titleName {
        width: 247px;
        height: 120px;
        margin-top: -60px;
        margin-right: 20px;
    }

    .title .titleName h2 {
        font-size: 30px;
    }

    .title .titleName h3 {
        font-size: 14px;
    }

    .title .titleContent {
        font-size: 14px;
    }
}

@media screen and (max-width : 767px) {
    .tab_menu ul {
        justify-content: center;
        overflow: hidden;
    }
}

@media screen and (max-width : 934px) {
    .title .titleText {
        flex-direction: column;
        align-items: flex-start;
    }

    .title .titleName {
        margin-bottom: 10px;
    }
}
@media screen and (max-width : 934px) and (-ms-high-contrast: none), (-ms-high-contrast : active) {
    .title .titleText {
        display: block;
    }
}
@media screen and (max-width : 580px) {
    .mainbanner {
        height: 400px;
    }

    .mainbanner_bg {
        background-image: url("/img/infra_bg_360.png");
        background-position: center;
    }

    .mainbanner h1 {
        font-size: 30px;
        margin-bottom: 10px;
    }

    .mainbanner h2 {
        font-size: 16px;
        white-space: nowrap;
        line-height: 130%;
        width: 247px;
    }

    .mainbanner h2 span {
        display: block;
    }

    .tab_menu ul li {
        height: 40px;
    }

    .tab_menu ul li a {
        height: 40px;
        line-height: 40px;
        font-size: 14px;
        margin-right: 25px;
    }

    .tab_menu ul li a.active:after {
        width: 40px;
        bottom: 0px;
    }

    .title {
        margin-top: 40px;
    }

    .titleBox {
        margin-bottom: 40px;
    }

    .title .titleName {
        width: 180px;
        height: 60px;
        margin-top: -35px;
        margin-right: 0;
        margin-bottom: 8px;
    }

    .title .titleName h2 {
        font-size: 18px;
    }

    .title .titleName h3 {
        font-size: 12px;
    }

    .titleImg {
        content: url("/img/build_bg_360.png");
        width: 100%;
        height: auto;
    }

    .titleImg img {
        width: 100%;
        height: auto;
    }

    .title .titleContent {
        font-size: 12px;
    }

}

@media screen and (max-width : 442px) {
    .title .titleContent br {
        display: none;
    }
}

/* 본문 반응형 */

@media screen and (max-width : 1240px) {
    .ibm {
        margin-bottom: 40px;
    }

    .ibm h3,
    .etc h3 {
        font-size: 20px;
        margin-bottom: 30px;
        padding-left: 12px;
    }

    .ibm h3:before,
    .etc h3:before {
        width: 6px;
        height: 20px;
    }

    .ibmList {
        justify-content: space-between;
    }

    .ibmList li {
        width: 48.5%;
        margin-right: 0;
        margin-bottom: 30px;
    }

    .ibmList li:last-child {
        width: 100%;
    }

    .ibmList h5 {
        width: 100%;
        height: 70px;
        line-height: 70px;
        font-size: 20px;
    }

    .ibmList h5.hw {
        width: 100%;
    }

    .ibmList .advantageList {
        padding-top: 20px;
        padding-left: 39px;
        padding-right: 15px;
    }

    .ibmList .advantageList li {
        width: 100%;
        margin-bottom: 15px;
    }

    .ibmList .advantageList .advantageTitle {
        font-size: 16px;
        padding-left: 18px;
    }

    .ibmList .advantageList .advantageContent {
        font-size: 14px;
        padding-left: 18px;
    }

    .ibmList .advantageList .advantageContent br {
        display: none;
    }

    .etc {
        margin-bottom: 40px;
    }

    .etcList {
        justify-content: space-between;
    }

    .etcList>li {
        width: 48.5%;
        margin-right: 0;
        margin-bottom: 30px;
    }

    .etcList h5 {
        width: 100%;
        height: 70px;
        line-height: 130%;
        font-size: 20px;
    }

    .etcList .etcAdvantage {
        padding-top: 20px;
        padding-left: 39px;
    }

    .etcList .etcAdvantage li {
        font-size: 16px;
        padding-left: 18px;
    }
}

@media screen and (max-width : 1147px) {
    .ibmList .advantageList .advantageContent br {
        display: block;
    }

    .ibmList li:last-child .advantageList .advantageContent br {
        display: none;
    }
}

@media screen and (max-width : 785px) {
    .ibm {
        margin-bottom: 40px;
    }

    .ibm h3,
    .etc h3 {
        font-size: 16px;
        margin-bottom: 20px;
        padding-left: 12px;
    }

    .ibm h3:before,
    .etc h3:before {
        width: 4px;
        height: 16px;
    }

    .ibmList li {
        margin-bottom: 20px;
    }

    .ibmList h5 {
        width: 100%;
        height: 50px;
        line-height: 50px;
        font-size: 16px;
    }

    .ibmList .advantageList {
        padding-top: 20px;
        padding-left: 35px;
        padding-right: 35px;
    }

    .ibmList .advantageList .advantageTitle {
        font-size: 14px;
        padding-left: 17px;
    }

    .ibmList .advantageList .advantageContent {
        font-size: 12px;
        padding-left: 17px;
        text-align: justify;
    }

    .ibmList .advantageList .advantageContent br {
        display: none;
    }

    .etc {
        margin-bottom: 20px;
    }

    .etcList h5 {
        font-size: 16px;
        height: 50px;
        line-height: 110%;
    }

    .etcList>li {
        margin-bottom: 20px;
    }

    .etcList .etcAdvantage {
        padding-top: 20px;
        padding-left: 35px;
        padding-right: 35px;
    }

    .etcList .etcAdvantage li {
        font-size: 14px;
        padding-left: 17px;
    }
}

@media screen and (max-width : 687px) {
    .etcList>li {
        width: 100%;
    }
}

@media screen and (max-width : 645px) {
    .ibmList>li {
        width: 100%;
    }
}