@charset "UTF-8";
/* CSS Document */


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


.pc_nobr{
  display: block;
}

#autoventilation #shikumi h3,
#autoventilation #oteire h3{
  padding: 10px;
  font-size: 20px;
}

#autoventilation .read {
  font-size: 16px;
  margin:4% 0 6%;
}

#autoventilation .note_01 {
  margin-top: 3%;
}

#autoventilation .note_02 {
  margin-top: 8%;
}


#autoventilation .anm.delay1 {
  transition-delay: 0s;
}

#autoventilation .anm.delay2 {
  transition-delay: 0s;
}


/* --- top ---- */
#top {
  padding-bottom: 45px;
}

#top .mainvisual {
  padding: 61px 0 0;
}

#top .scroll {
  left: 50%;
}

#top .scroll img {
  width: 60%;
}


/* --- shikumi ---- */
#shikumi {
  padding: 0 0 12%;
}

#shikumi .shikumi_inner {
  width: 90%;
}
.step {
  padding-top: 10%;
}

.step ul {
  display: block;
  margin-bottom: 16%;
}

.step ul li:first-child {
  width: 72%;
  padding:0 0 45px;
  background: url("../img/step_arrow_sp.png") no-repeat center bottom 0;
  background-size: 45px auto;
  margin: 0 auto 20px;
}

.step ul li:nth-child(2) {
  width: 80.62%;
  padding:0 0 45px;
  background: url("../img/step_arrow_sp.png") no-repeat center bottom 0;
  background-size: 45px auto;
  margin: 0 auto 20px;
}

.step ul li:nth-child(3) {
  width: 67%;
  margin: 0 auto;
}

.step img {
  width: 100%;
}

.control > img{
  width: 100%;
  display: block;
  margin: 0 auto;
}

.control .txt_caution {
  margin: 10px auto 0;
  font-size: 14px;
  line-height: 1.6;
  width: 100%;
}

.control .graph{
  overflow: hidden;
  margin-top: 12%;
}

.control .graph .graph_txt{
  width: 100%;
  float: none;
}

.control .graph h4{
  font-size: 24px;
}

.control .graph p{
  padding-bottom: 5%;
}

.control .graph img{
  width: 100%;
  float: none;
}

.control .graph .txt_caution {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.6;
}


/* --- item ---- */
#item {
  width: 90%;
  margin: 12% auto 12%;
}

#item h3 {
  margin: 0 0 1.6rem;
  font-size: 23px;
}

#item h4 {
  width: 100%;
}

#item p {
  margin: 0;
  font-size: 3.2vw;
  padding: 1vw 0 0.8vw;
  margin-bottom: 0.3em;
  line-height: 1.69;
}

#item ul {
  width: 100%;
  display: block;
}

#item li {
  width: 100%;
  padding-right: 0;
  margin-bottom: 8%;
  position: relative;
}

#item li a {
  bottom: 4vw;
  padding: 0.2vw 12vw;
  font-size: 3vw;
  line-height: 1.8;
}

}