body, html{
    width: 100%;
    height: 100%;
    display: block;
}
.wrapper > section{    
    display: flex;
    justify-content: center;
    align-items: center;
}

.inner{
    position: relative;
    width: 976px;  
    min-width: 976px;
    height: 100%;
    min-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;    
    
}
.section0{    
    background: url(../images/img-kb.jpg) no-repeat;
    background-size: cover;
    background-position: center;
    height: 698px;
}
.section1{
    background: #fff;
    height: 700px;
}
.section2{
    background: #212529;
    height: 700px;
}
.section3{
    background: #e9ecef;
    height: 640px;
}
.section4{
    background-color: #f8f9fa;
    height: 694px;  
}
.section5{
    background-color: #0fffc5;
    height: 700px;  
}
.section6{
    background: #e9ecef;
    height: 650px;
}
.footer{
    background-color: #212529;
    height: 240px;
}

.pc{
    
}
.mo{
    display: none !important;
}

@media only screen and (max-width: 768px){
    .inner{
        width: 100%;
        min-width: 100%; 
        flex-direction: column;        
    }
    .wrapper{
        height: 100%;
    }
    .section0{        
        background-image: url("../images/m-img-kb.jpg");
        background-image: -webkit-image-set(
            url("../images/m-img-kb@2x.jpg") 2x,
            url("../images/m-img-kb@3x.jpg") 3x
        );        
       
        height: 100%;
    }
    .section1,.section2,.section3,.section4,.section5,.footer,.section6{
        height: auto;
    }
    .pc{
        display: none !important;        
    }
    .mo{
        display: inherit !important;
    }
    
}


.inner h1{
    font-size: 44px;
    color: #212529;    
    line-height: 1.23;
    letter-spacing: -2.2px;
    font-weight: 600;
}
.inner .desc{
    font-size: 18px;    
    line-height: normal;
    letter-spacing: -0.56px;
    color: #212529;
    margin-top: 18px;
    opacity: 0.8;
}
.inner .txt-area{
    display: flex;
    flex-direction: column;
    justify-content: center;
    
}
@media only screen and (max-width: 768px){
    .inner h1{
        font-size: 27px;
        text-align: center;        
    }
    .inner .desc{
        font-size: 15px;
        text-align: center;
        margin-top: 10px;
    }
    .inner .txt-area{
        padding-top: 60px;
    }
    
}



.opacity{
    opacity: 0;
    transition: all 1s;
}

.on .opacity{
    opacity: 1;
}

.txt-area{
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 3s, transform 1.5s;
}
.on .txt-area{
    opacity: 1;
    transform: translateY(0);
}

.floating-logo{
    position: fixed;
    left: 25px;
    top: 25px;
}
.floating-logo img{
    opacity: 0;
}
.floating-logo.on img{
    opacity: 1;
}
@media only screen and (max-width: 768px){
    .floating-logo{
        left: 10px;
        top: 10px;
    }
    .floating-logo img{
        content: url(../images/m-bi-2.svg);
    }
}

/* section0 */

.section0 .bi{
    width: 450px;
    height: 80px;
}
.section0 .inner{
    text-align: center;
    flex-direction: column;
}

.app-link-area{
    margin-top: 40px;
    display: flex;
    justify-content: center;
}
.btn-app-link{
    width: 180px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 5px 5px 10px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #979797;    
    background: none;
}
.btn-app-link.google{
    margin-right: 10px;
}
.btn-app-link:after{
    content: '';
    display: block;
    height: 30px;
/*    margin: 0 auto;*/
}
.btn-app-link.google:after{
    width: 127px;
    background: url(../images/btn-google.svg);
}
.btn-app-link.app:after{
    width: 113px;
    background: url(../images/btn-appstore.svg);
}
.section0 img{
    display: block;
}
.img-comingsoon{
    margin-top: 34px;
}

@media only screen and (max-width: 768px){    
    
    .section0 .bi{
        width: 226px;
        height: 41px;
        margin-top: 51.5%;
    }
    .section0 .inner{
        justify-content: space-between;
    }
    .app-link-area{        
        width: 100%;
        padding: 8.5%;
    }
    .btn-app-link{
        display: none;        
        width: 100%;
        height: 60px;        
    }
    .btn-app-link.google{
        margin-right: 0;
    }

    .img-comingsoon{
        margin-top: 19px;
    }

    
}

/* section1 */
.section1 .inner{
    justify-content: flex-start; 
}
.section1 .inner .txt-area{    
    padding-left: 68px;    
    opacity: 1;
}

.section1-img-area{
    position: relative;    
    margin-bottom: -140px;    
    overflow: hidden;
}

.section1-img-area .img-layer{
    position: absolute;
    bottom: 97px;    
    left: 50%;
    transform: translateX(-50%) translateY(500px);    
    transition : all 1s;
    transition-timing-function: ease;
}
.section1-img-area.on .img-layer{
    transform: translateX(-50%) translateY(0);
}


@media only screen and (max-width: 768px){    
    .section1 .inner{
        overflow: hidden;
    }
    .section1 .inner .txt-area{
        padding-left: 0;        
    }
    .section1-img-area{
        margin-bottom: -76px;
    }
    .section1-img-area img:nth-child(2){
        bottom: 40px;        
    }
    .section1-img-area.on img:nth-child(2){
        transition-delay: 1s;
    }
}

/*section2*/
.section2 .inner{
    justify-content: flex-start;
}
.section2 .txt-area{
    padding-left: 100px;
}
.section2 .txt-area *{
    color: #fff ;
}
.section2-img-area{    
    width: 366px;
    display: flex;
    flex-wrap: wrap;
    margin-left: 40px;
}
.section2-img-area img{
    opacity: 0;
/*    transform: translateY(-40%) translateX(-40%);*/
    transition: all;     
}
.section2-img-area.on img{
    opacity: 1;
    transform : translateX(0);
}

/*
.section2-img-area.on img:nth-child(1){
    transition-duration: 0.5s;
}
.section2-img-area.on img:nth-child(2){
    transition-duration: 1s;
}
.section2-img-area.on img:nth-child(3){
    transition-duration: 1.5s;
}
.section2-img-area.on img:nth-child(4){
    transition-duration: 2s;
}
.section2-img-area.on img:nth-child(5){
    transition-duration: 2.5s;
}
.section2-img-area.on img:nth-child(6){
    transition-duration: 3s;
}
.section2-img-area.on img:nth-child(7){
    transition-duration: 3.5s;
}
.section2-img-area.on img:nth-child(8){
    transition-duration: 4s;
}
.section2-img-area.on img:nth-child(9){
    transition-duration: 4.5s;
}
*/
.section2-img-area.on img:nth-child(1){
    transition-duration: 1.5s;
}
.section2-img-area.on img:nth-child(2){
    transition-duration: 2s;
}
.section2-img-area.on img:nth-child(3){
    transition-duration: 2.2s;
}
.section2-img-area.on img:nth-child(4){
    transition-duration: 1.7s;
}
.section2-img-area.on img:nth-child(5){
    transition-duration: 2.3s;
}
.section2-img-area.on img:nth-child(6){
    transition-duration: 4s;
}
.section2-img-area.on img:nth-child(7){
    transition-duration: 4.5s;
}
.section2-img-area.on img:nth-child(8){
    transition-duration: 2.5s;
}
.section2-img-area.on img:nth-child(9){
    transition-duration: 3s;
}
@media only screen and (max-width: 768px){   

    .section2 .txt-area{
        padding-left: 0;
    }
    .section2-img-area{
        width: 264px;
        margin-left: 0;
        margin-top: 30px;
        margin-bottom: 40px;
    }
  

}
/*section3*/
.section3 .inner{
    justify-content: space-between;
}
.section3 .txt-area{
    padding-left: 50px;
}
.section3-img-area{
    height: 100%;
    overflow: hidden;
}
.section3-img-area img{
    transform: translateY(10%);
    transition: all 2s ease;
}
.section3-img-area.on img{
    transform: translateY(-30%);    
}
@media only screen and (max-width: 768px){   
    .section3 .txt-area{
        padding-left: 0;
        padding-bottom: 30px;
    }
    .section3-img-area{
        height: 400px;
    }
    .section3-img-area.on img{
        transform: translateY(0%);    
    }
    
}
/*section4*/
.section4 .inner{
    justify-content: flex-start;
}
.section4 .txt-area{
    align-self: flex-start;
    padding-left: 86px;
    padding-top: 150px;
}
.section4-img-area{
    position: relative;
    margin-bottom: -140px;
}
/*
.section4-img-area img:not(.img-bg){
    position: absolute;
    left: 50px;
    top: 80px;
    opacity: 0;
    transition: opacity 1s;
}

.section4-img-area.on img:not(.img-bg){    
    -webkit-animation-name: fade;
    -webkit-animation-iteration-count: infinite;
    -webkit-animation-duration: 6s;
    animation-name: fade;
    animation-iteration-count: infinite;
    animation-duration: 6s;    
     -webkit-animation-direction: alternate;
     -webkit-animation-fill-mode:forwards;
    -webkit-animation-timing-function:steps(1, end);
}

.section4-img-area.on .img-1{
    animation-delay: 4s;    
}
.section4-img-area.on .img-2{
    animation-delay: 2s;    
}
.section4-img-area.on .img-3{
    animation-delay: 0s;    
}

@keyframes fade{
    0% {
        opacity: 1;
    }
    25% {
        opacity: 0;
    }
    75% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}
*/

.section4-img-area .change-img-area{
    position: absolute;
    left: 50px;
    top: 80px;
    opacity: 1;
    transition: all 10s;
    width: 320px;
    height: 610px;    
    background-image: url("../images/5-p-device-1.jpg");
}
@-webkit-keyframes changeBg
{
   0%{
        background-image: url("../images/5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-1@2x.jpg") 2x,
            url("../images/5-p-device-1@3x.jpg") 3x
        );
    }   
    33%{
        background-image: url("../images/5-p-device-2.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-2@2x.jpg") 2x,
            url("../images/5-p-device-2@3x.jpg") 3x
        );
    }
    66%  {
        background-image: url("../images/5-p-device-3.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-3@2x.jpg") 2x,
            url("../images/5-p-device-3@3x.jpg") 3x
        );
    }
    100%{
        background-image: url("../images/5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-1@2x.jpg") 2x,
            url("../images/5-p-device-1@3x.jpg") 3x
        );
    }   
}
@keyframes changeBg
{
   0%{
        background-image: url("../images/5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-1@2x.jpg") 2x,
            url("../images/5-p-device-1@3x.jpg") 3x
        );
    }   
    33%{
        background-image: url("../images/5-p-device-2.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-2@2x.jpg") 2x,
            url("../images/5-p-device-2@3x.jpg") 3x
        );
    }
    66%  {
        background-image: url("../images/5-p-device-3.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-3@2x.jpg") 2x,
            url("../images/5-p-device-3@3x.jpg") 3x
        );
    }
    100%{
        background-image: url("../images/5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/5-p-device-1@2x.jpg") 2x,
            url("../images/5-p-device-1@3x.jpg") 3x
        );
    }   
}

.section4-img-area.on .change-img-area{
    animation-name : changeBg;
    animation-direction: normal;
    animation-fill-mode:forwards;
    animation-iteration-count: infinite;
    animation-timing-function:steps(1, end);
    animation-duration: 2s;   
    -webkit-animation-name : changeBg;
    -webkit-animation-direction: normal;
     -webkit-animation-fill-mode:forwards;
    -webkit-animation-timing-function:steps(1, end);
    -webkit-animation-duration: 2s;   
}
@-webkit-keyframes m-changeBg
{
    0%{
        background-image: url("../images/m-5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-1@2x.jpg") 2x,
            url("../images/m-5-p-device-1@3x.jpg") 3x
        );
    }   
    33%{
        background-image: url("../images/m-5-p-device-2.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-2@2x.jpg") 2x,
            url("../images/m-5-p-device-2@3x.jpg") 3x
        );
    }
    66%  {
        background-image: url("../images/m-5-p-device-3.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-3@2x.jpg") 2x,
            url("../images/m-5-p-device-3@3x.jpg") 3x
        );
    }
    100%{
        background-image: url("../images/m-5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-1@2x.jpg") 2x,
            url("../images/m-5-p-device-1@3x.jpg") 3x
        );
    }   
}
@keyframes m-changeBg
{
   0%{
        background-image: url("../images/m-5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-1@2x.jpg") 2x,
            url("../images/m-5-p-device-1@3x.jpg") 3x
        );
    }   
    33%{
        background-image: url("../images/m-5-p-device-2.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-2@2x.jpg") 2x,
            url("../images/m-5-p-device-2@3x.jpg") 3x
        );
    }
    66%  {
        background-image: url("../images/m-5-p-device-3.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-3@2x.jpg") 2x,
            url("../images/m-5-p-device-3@3x.jpg") 3x
        );
    }
    100%{
        background-image: url("../images/m-5-p-device-1.jpg");
        background-image: -webkit-image-set(
            url("../images/m-5-p-device-1@2x.jpg") 2x,
            url("../images/m-5-p-device-1@3x.jpg") 3x
        );
    }  
}

@media only screen and (max-width: 768px){  
    .section4 .txt-area{
        padding-left: 0;
        padding-top: 60px;
        align-self: center;
    }
    .section4-img-area{
        position: relative;
        margin-bottom: -80px;
    }
    .section4-img-area.on .change-img-area{
        animation-name : m-changeBg;
        -webkit-animation-name : m-changeBg;
    }
    .section4-img-area .change-img-area{        
        left: 50%;
        transform: translateX(-50%);
        top: 55px;
        width: 250px;
        height: 477px;    
        background-image: url("../images/m-5-p-device-1.jpg");
    }
}

/* section5 */
.section5 .inner{
    justify-content: space-between;    
    height: 100%;
    overflow: hidden;
    position: relative;
}
.section5 .txt-area{
    padding-left: 50px;
    align-self: flex-start;
    padding-top: 192px;
}

.section5-img-area{
    display: flex;
    position: absolute;
    bottom: -1px;
    right: 50px;  
}

.section5-img-area .img-bg{
    position: absolute;    
    bottom: 0;
    right: 0px;
}
.section5-img-area ul{
    display: flex;     
    align-items: flex-end;
    
}
.section5-img-area ul li{
    transition: all 1s cubic-bezier(.47,1.64,.41,.8);
    transform: translateY(100%);
}
.section5-img-area ul li:nth-child(1){
    margin-bottom: 119px;
    margin-right: 18px;
}
.section5-img-area ul li:nth-child(2){
    margin-bottom: 171px;
    margin-right: 26px;
}
.section5-img-area ul li:nth-child(3){
    margin-bottom: 100px;
    margin-right: 20px;
}
.section5-img-area.on ul li{
    transform: translateY(0);
}
.section5-img-area.on ul li:nth-child(1){
    transition-delay: 0.3s;
}
.section5-img-area.on ul li:nth-child(3){
    transition-delay: 0.5s;
}

.section5-img-area ul li > *{
    display: flex;
    justify-content: center;
}
.section5-img-area ul li .name{
    letter-spacing: -0.5px;
  text-align: center;
  color: rgba(33, 37, 41, 0.6);
    font-size: 18px;
    margin-top: 8px;
    margin-bottom: 1px;
}
.count{
    font-family: 'Barlow';
    font-weight: 500;
    font-size: 30px;
    color : #343a40;
    font-style:italic;
}

.section5-img-area ul li:nth-child(1) .name{
    font-size: 162.px;
}
.section5-img-area ul li:nth-child(1) .count{
    font-size: 27px;
}
.section5-img-area ul li:nth-child(3) .name{
    font-size: 14.6px;
}
.section5-img-area ul li:nth-child(3) .count{
    font-size: 24.3px;
}
@media only screen and (max-width: 768px){
    .section5 .txt-area {
        padding-left: 0;
        align-self: center;
        padding-top: 103px;
    }
    .section5-img-area{
        position: relative;
        flex-direction: column;
        justify-content: center;
        right: 0;
            margin-top: 50px;
    }
    
    .section5-img-area ul li img{
        width: 96px;
        height: 96px;            
    }
    .section5-img-area ul li .name{
        font-size: 10px;        
    }
    .section5-img-area ul li .count{
        font-size: 17px;        
    }
    
    .section5-img-area ul li:nth-child(1) img{
        width: 87px;
        height: 87px;            
    }
    .section5-img-area ul li:nth-child(3) img{
        width: 77px;
        height: 77px;            
    }
    
    .section5-img-area ul li:nth-child(1) .name{
        font-size: 9px;
    }
    .section5-img-area ul li:nth-child(1) .count{
        font-size: 15px;
    }
    
    .section5-img-area ul li:nth-child(3) .name{
        font-size: 8px;
    }
    .section5-img-area ul li:nth-child(3) .count{
        font-size: 14px;
    }
    
    .section5-img-area ul li:nth-child(1){
        margin-bottom: 69px;
        margin-right: 10px;
    }
    .section5-img-area ul li:nth-child(2){
        margin-bottom: 99px;
        margin-right: 14px;
    }
    .section5-img-area ul li:nth-child(3){
        margin-bottom: 57px;
        margin-right: 11px;
    }
    
}


/*footer*/
.footer .inner{
    justify-content: space-between;
    padding: 0px 50px 75px;
    color: rgba(255,255,255,0.6);
    align-items: flex-end;
}

.footer .inner p{
    font-size: 15px;    
}
.footer .inner p + p{
    margin-top: 10px;
}
.footer .inner p span{
    margin-right: 10px;
}
.footer .inner img{
    margin-bottom: 33px;
}

.fontB{
    font-family: 'Barlow'
}
@media only screen and (max-width: 768px){
    .footer .inner{
        padding: 56px 30px 54px;
        align-items: flex-start;
    }   
    .footer .inner img{
        width: 100px;
        margin-bottom: 10px;
    }

    .footer .inner p + p{
        margin-top: 2px;
    }
    .footer .inner p{
        font-size: 12px;
    }
    .footer .inner p span{
        margin-right: 5px;
    }
    .footer .inner > div:last-of-type{
        margin-top: 20px;
    }
}


/*section6*/
.section6 .inner{
    justify-content: space-between; 
}
.section6 .inner .txt-area{    
    padding-left: 50px;
}

.section6-img-area{
    position: relative;        
    overflow: hidden;
    display: flex;
    align-self: flex-end;    
}
.section6-img-area .animation-item{
    position: absolute;    
    color: rgba(255, 255, 255, 0.8);        
    left: 72px;
    top: 302px; 
}
.section6-img-area .animation-item .txt{
    font-size: 16px;
}
.section6-img-area .animation-item .history{
    display: flex;
    align-items: flex-end;
    font-family: 'Barlow';
    font-style: italic;        
}
.section6-img-area .animation-item .img-area{
    display: flex;
    margin-left: -7px;
    margin-top: 10px;
    margin-bottom: 19px;
}
.section6-img-area .animation-item .count{
    font-size: 58px;
    letter-spacing: -2px;
    color: #00edb4;
}
.section6-img-area .animation-item .count > em{
    margin: 0 -8px;
}
.section6-img-area .animation-item .count + span{
    font-size: 19px;
    margin-left: 10px;
    margin-bottom: 5px;
}
.section6-img-area .animation-item > div{
    transition: all 1s;   
}
.section6-img-area .animation-item > .txt{
    opacity: 0;
/*    transform: translateX(100%);            */
}

.section6-img-area .animation-item.on > .txt{
    opacity: 1;
/*    transform: translateX(0);*/
}
.animation-item .history{
/*    display: none ;*/
    opacity: 0;
/*    transform: translateX(100%);*/
/*    transition-delay: 1s;*/
    transition: all 1s;
    
}
.animation-item.on .history{
/*    display: inline-block;*/
    opacity: 1;
/*    transform: translateX(0);    */
}
.animation-item .img-area img{
    transition: all 1s cubic-bezier(.47,1.64,.41,.8);
    transform: scale(0.5);    
    opacity: 0;
}
.animation-item.on .img-area img{
    transform: scale(1);
    opacity: 1;
}

.animation-item .img-area img:nth-child(1){
    transition-delay: 0.5s;
}
.animation-item .img-area img:nth-child(2){
    transition-delay: 0.7s;
}
.section6-img-area .animation-item > .txt{
/*    transition-delay: 0*/
}
.section6-img-area .animation-item > .img-area{
    transition-delay: 0.5s;
}
.section6-img-area .animation-item > .txt2{
    transition-delay: 0.7s;
}
.section6-img-area .animation-item > .history{
    transition-delay: 0.7s;
}

@media only screen and (max-width: 768px){
    .section6 .inner .txt-area{
        padding-left: 0;
    }
    .section6-img-area{
        align-self: center;
    }
    .section6-img-area .animation-item{
        left: 52px;
        top: 232px; 
    }
    .section6-img-area .animation-item .txt{
        font-size: 12.5px;
    }
    .section6-img-area .animation-item .img-area{
        display: flex;
        margin-left: -4px;        
        margin-bottom: 25px;
    }
    .section6-img-area .animation-item .count{
        font-size: 42px;
        letter-spacing: -1px;        
        margin-top: 5px;
    }
    .section6-img-area .animation-item .count > em{
        margin: 0 -8px;
    }
    .section6-img-area .animation-item .count + span{
        font-size: 15px;
        margin-left: 10px;
        margin-bottom: 3px;
    }
}