@charset "utf-8";




@media print, screen and (min-width: 781px) {
  .heading-tetsudo .image{
    background-image: url("../img/img_main.jpg");
    background-position: center top;
  }
}
@media screen and (max-width: 780px) {
  .heading-tetsudo .image{
    background-image: url("../img/img_main_sp.jpg");
    background-position: center top;
  }
}



#sec-work-tech1 .image1-1{
  background-image: url("../img/img_work-tech1_1.jpg");
}
#sec-work-tech1 .image1-2{
  background-image: url("../img/img_work-tech1_2.jpg");
}
#sec-work-tech2 .image2-1{
  background-image: url("../img/img_work-tech2_1.jpg");
}
#sec-work-tech2 .image2-2{
  background-image: url("../img/img_work-tech2_2.jpg");
}
#sec-work-tech3 .image3-1{
  background-image: url("../img/img_work-tech3_1.jpg");
}
#sec-work-tech3 .image3-2{
  background-image: url("../img/img_work-tech3_2.jpg");
}
#sec-work-tech3 .image3-3{
  background-image: url("../img/img_work-tech3_3.jpg");
}
#sec-work-tech3 .image3-4{
  background-image: url("../img/img_work-tech3_4.jpg");
}
#sec-work-tech3 .image3-5{
  background-image: url("../img/img_work-tech3_5.jpg");
}
#sec-work-tech3 .image3-6{
  background-image: url("../img/img_work-tech3_6.jpg");
}


#sec-work-tech4 .image4-1{
  background-image: url("../img/img_work-tech4_1.jpg");
}
#sec-work-tech4 .image4-2{
  background-image: url("../img/img_work-tech4_2.jpg");
}


#sec-work-tech5 .image5-1{
  background-image: url("../img/img_work-tech5_1.jpg");
}
#sec-work-tech5 .image5-2{
  background-image: url("../img/img_work-tech5_2.jpg");
}


#sec-work-tech6 .image6-1{
  background-image: url("../img/img_work-tech6_1.jpg");
}
#sec-work-tech6 .image6-2{
  background-image: url("../img/img_work-tech6_2.jpg");
}
@media print, screen and (min-width: 781px) {
}
@media screen and (max-width: 780px) {
}



@media print, screen and (min-width: 781px) {
}
@media screen and (max-width: 780px) {
}


@media print, screen and (min-width: 781px) {
}
@media screen and (max-width: 780px) {
}



@media print, screen and (min-width: 781px) {
}
@media screen and (max-width: 780px) {
}



@media print, screen and (min-width: 781px) {
}
@media screen and (max-width: 780px) {
}