.overview-content { font-size:16px;font-weight:300; margin:0 auto; max-width:1920px; overflow-x: hidden; }
.overview-content .w1200 { margin:0 auto; position:relative; width:75em }
.overview-content .text > h2 { font-size:3.125em; font-weight:400; line-height:1.2; }
.overview-content .text > p  { font-size:1.25em; font-weight:300; line-height:1.5; padding-top:1.5em; }
@media screen and (max-width:1440px){
    .overview-content { font-size:1.111vw; }
}
@media screen and (max-width:768px){
    html { font-size:10.35px; }
    .overview-content { font-size:12px; }
    .overview-content .w1200 { width:auto; }
    .overview-content .text>h2 { font-size:2.5rem; padding:4rem 6% 2rem; }
    .overview-content .text>p { font-size:1.75rem; line-height:1.5; padding:0 6% 3rem; }
}
/*******************************************************************************/
.overview-content .a{background: url(a.jpg) center no-repeat;background-size: 120em auto;height: 60em}
.overview-content .a .text{padding-top: 13.125em;}
.overview-content .a .text p{font-size: 2.25em}
.overview-content .b{background: #e0dee2;}
.overview-content .b .text{padding: 5.625em 0 6.25em;text-align: center}
.overview-content .c{background: url(c.jpg) center no-repeat;background-size: 120em auto;height: 71.25em}
.overview-content .c .desc{position: absolute;display: inline-block;width: 12.5em;text-align: center;color: #fff;font-size: 1.25em;}
.overview-content .c .desc1{top: 18.75em;left: 37em}
.overview-content .c .desc2{top: 18.75em;left: 48.2em}
.overview-content .c .desc3{top: 18.75em;left: 56.35em}
.overview-content .c .desc4{top: 48.75em;left: -3em}
.overview-content .c .desc5{top: 48.75em;left: 8.1em}
.overview-content .c .desc6{top: 35em;left: 2.5em}
.overview-content .d{background: url(d.jpg) center no-repeat;background-size: 120em auto;height: 62.125em}
.overview-content .d .text{text-align: center;color: #fff;padding: 6.25em 7.1875em 0}
@media screen and (max-width: 768px){
    .overview-content .a{background-image: url(m/a.jpg);background-size: 100%;height: 0;padding-bottom: 133%;}
    .overview-content .a .text{padding-top: 15vw;}
    .overview-content .a .text h2{font-size: 7vw;}
    .overview-content .a .text p{font-size: 4vw;}
    .overview-content .b .text{padding: 0;text-align: left;}
    .overview-content .c{background-image: url(m/c.jpg);background-size: 100%;height: 0;padding-bottom: 304%;}
    .overview-content .c .desc{width: 40vw;font-size: 4vw;}
    .overview-content .c .desc1{top: 134vw;left: 0}
    .overview-content .c .desc2{top: 134vw;left: 35vw}
    .overview-content .c .desc3{top: 134vw;left: 60vw}
    .overview-content .c .desc4{top: 294vw;left: 13vw}
    .overview-content .c .desc5{top: 294vw;left: 47vw}
    .overview-content .c .desc6{top: 250vw;left: 29vw}
    .overview-content .d{background:#37343c url(m/d.jpg) 50% 100%/100% no-repeat;height: auto;padding-bottom: 120%;}
    .overview-content .d .text{padding: 0;text-align: left;}
}