@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&family=Roboto:ital,wght@0,400;0,500;1,400;1,500&display=swap');

.concept1 {
font-family: "Noto Sans JP", sans-serif;
font-weight: 800;
font-size:  60px;
align: left;
}

.concept2 {
font-family: "Noto Sans JP", sans-serif;
font-weight: 600;
font-size:  26px;
line-height: 1.5;
align: left;
padding-top: 20px;
}

.concept3 {
font-family: "Noto Sans JP", sans-serif;
font-weight: 600;
font-size:  20px;
align: left;
}

.concept4 {
font-family: "Noto Sans JP", sans-serif;
font-weight: 400;
font-size:  16px;
line-height: 1.7;
padding-top:10px;
align: left;
}

.concept5 {
font-family: "Noto Sans JP", sans-serif;
font-weight: 500;
font-size:  16px;
line-height: 1.7;
padding-top:10px;
align: left;
}

.concept6 {
font-family: "Noto Sans JP", sans-serif;
font-weight: 400;
font-size:  12px;
line-height: 1.7;
align: left;
}


.midashi1{
font-family: "Roboto";
font-weight: 500;
font-style: italic;
font-size:  13px;
letter-spacing: 0.1em;
}

.circle {
  text-align: center;
  margin: 0 auto;
  width: 120px;
  height: 120px;
  line-height: 120px;
  border-radius: 50%;
  background-color: #dcdcdc;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 600; 
  margin-bottom: 50px;
  color: #000;
}

.circle2 {
  margin: 0 auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #dcdcdc; 
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 600;
  text-align: center;
  color: #000;
  line-height: 1.5;
}

.circleparent {
  display: flex;
  justify-content: center; /* 水平方向の中央揃え */
  gap: 20px; /* 要素同士の間隔（必要に応じて） */
}

#itemname{
vertical-align : middle;
}

#product1 { 
 font-family: "Noto Sans JP", sans-serif;
 font-weight: 700;
 margin: 1.5em auto;
 padding: 0.5em;
 background-color: #fff; 
 border-bottom: none;
}


#product2 { 
 padding: 0.5em;
 font-family: "Noto Sans JP", sans-serif;
 font-weight: 700;
 background-color: #dcdcdc; 
}


#product3 {
 color:#ffffff; 
 padding: 0.5em;
 background-image:url("http://ysfilter.co.jp/wp-content/uploads/sites/21/pr_back.png");
}

#product4 { 
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    font-size:  40px;
}


.section2 img{
	margin-right:10px;
	vertical-align: middle;
}
.section2 span{
	vertical-align: middle;
}


#service1 { 
 font-family: "Noto Sans JP", sans-serif;
 font-weight: 500;
 margin: 1.5em auto;
 padding: 0.5em;
 background-color: #fff; 
}

.hr {
	border-width: 0.5px 0 0 0;
	border-style: solid;
        padding-bottom: 15px;
}

.classname1{
padding: 0.3em 0 0.3em 0;
font-family: "Noto Sans JP", sans-serif;
font-weight: 400;
font-size:  16px;
border-width: 0 0 2px 0;
border-style: solid;
}

summary {
  padding: 0 0 1em 0;
  cursor: pointer;
  display: block;
  outline: none;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size:  16px;

}


summary::-webkit-details-marker {
  display: none;
}


.class3{
   font-size:  16px;
   padding: 1em;
   background-color: #f2f2f2;

}

details{
   margin-bottom:20px;


}

#menu li {
    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-style: italic;
    letter-spacing: 0.1em;
    list-style: none;
    float: left;
    margin: 0px 20px 0 0;
    line-height: 35px;
    font-size: 17px;
}

li:last-child {
    margin: 0!important;
}

#menu li a {
    text-decoration: none;
    color: #333;
}

.headerright {
    float: right;
    margin: 23px 20px 0;
}

#site-logo {
    float: left;
    margin: 5px 0 0 20px;
}

.clearfix::after {
   content: "";
   display: block;
   clear: both;
}

.headerparts {
    width: 95%;
    margin: 0 auto;
}

.headerparts  {
    padding: 40px 0 20px;
    border-bottom: solid 2px #666;
    width: 100%;
    background: #FFF;
}
#mainimage{
	position: relative;
}
#mainimage img {
    width: 100%;
}

.movetextcolumn h2 {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 700;
    font-size: 6vw;
}

.movetextcolumn h3 {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 700;
    font-size: 24pt;
}

.movetextcolumn{
	width: 92%;
	margin:0 auto;
	padding: 100px 0 100px;
}

.bgLRextend::before{
  animation-name:bgLRextendAnime;
  animation-duration:1s;
  animation-fill-mode:forwards;
    content: "";
    position: absolute;
    width: 70%;
    height: 100%;
    background-color: none;
}
@keyframes bgLRextendAnime{
  0% {
    transform-origin:left;
    transform:scaleX(0);
  }
  50% {
    transform-origin:left;
    transform:scaleX(1);
  }
  50.001% {
    transform-origin:right;
  }
  100% {
    transform-origin:right;
    transform:scaleX(0);
  }
}


.bgextend{
  animation-name:bgextendAnimeBase;
  animation-duration:1s;
  animation-fill-mode:forwards;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
  opacity:0;
}

@keyframes bgextendAnimeBase{
  from {
    opacity:0;
  }

  to {
    opacity:1;  
}
}
.bgappear {
    animation-name: bgextendAnimeSecond;
    animation-duration: 1.5s;
    animation-delay: 0.3s;
    animation-fill-mode: forwards;
    opacity: 0;
}

@keyframes bgextendAnimeSecond{
  0% {
  opacity: 0;
  }
  100% {
  opacity: 1;
}
}
.bgLRextendTrigger{
    opacity: 0;
    margin: 0px 0 25px;
}

.bgappearTrigger{
    opacity: 0;
}

#footer {
    position: relative;
    border-top: solid 2px #666;
}


#contactus {
    padding: 50px 0 50px;
    text-align: center;
    border-bottom: solid 2px #333;
}

#contactus .title {
    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-style: italic;
    letter-spacing: 0.1em;
    font-size: 20px;
    margin: 0 0 20px;
    display: inline-block;
}

.contactbutton {
    margin: 0 0 20px;
}

.telbox span {
    display: block!important;
    margin: 0 0 5px!important;
    font-size: 28px!important;
}
#contactus .number {
    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-style: italic;
    letter-spacing: 0.1em;
}

#contactus .time {
    font-size: 12px!important;
    margin: 0 0 15px!important;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 400;
}

ul.snslist li {
    float: left;
    margin: 0 35px 0 0;
}

ul.snslist {
    margin: 30px auto 0;
    display: block;
    width: 175px;
}

#footercontents {background-color: #ccc;padding: 30px 25px 30px;}

.left {
    float: left;
}

.right {
    float: right;
    width: 600px;
    margin: 0 0 100px;
}

span.copylight {
    clear: both;
    display: block;
    text-align: center;
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    font-size: 12px;
    letter-spacing: 0.1em;
}


#footercontents .left {
	width: 300px;
}

.databox span {
    font-size: 15px;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 400;
    display: block;
    line-height: 25px;
}

span.companyname {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 500;
    font-size: 17px;
    line-height: 35px;
}

#footercontents .right ul {
    float: left;
    margin: 0 72px 0 0;
}

#footercontents .right ul li {
    margin: 0 0 10px;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 400;
    font-size: 14px;
}


/* fadeUp */

.fadeUp{
animation-name:fadeUpAnime;
animation-duration:0.8s;
animation-fill-mode:forwards;
opacity:0;
}

@keyframes fadeUpAnime{
  from {
    opacity: 0;
  transform: translateY(100px);
  }

  to {
    opacity: 1;
  transform: translateY(0);
  }
}


 

.imageback {
    width: 100%;
    transition: transform 0.3s ease;
    overflow: hidden;
    max-width: 100%;
    background-color: #000;
    position: relative;
}

.imageback .bgappearTrigger {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
    font-size: 4vw;
    color: #FFF;
    line-height: 4vw;
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 10;
    padding: 4% 4% 4% 4%;
    font-size: 28pt;
}

.whitearea {
    border-bottom: solid 2px #333;
}

.aboutus {
    background: url(/wp-content/uploads/sites/21/yajirushi.png)no-repeat;
    width: 280px;
    display: block;
    font-size: 20px;
    margin-top: 80px;
}

.aboutus span {
    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-style: italic;
    letter-spacing: 0.1em;
    margin: 0 10px 0 0;
    font-size: 14px;
}

.aboutus a {
    line-height: 30px;
    padding: 0 0 0 45px;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    font-size: 20px;
}

/*.aboutus a:hover {
    color: #333;
}*/



div#main {
    overflow: hidden;
    position: relative;
}

.wrappimage {
    background: url(/wp-content/uploads/sites/21/aboutus_1.png)no-repeat;
    hover {transform: scale(1.07);
    opacity: 0.8;};
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 9;
    background-size: 100%;
    -webkit-transition: linear .7s;
    -moz-transition: linear .7s;
    -ms-transition: linear .7s;
    -o-transition: linear .7s;
    transition: linear .7s;
    background-color: #FFF;
    top: 0;
}

.image2 .wrappimage {
    background: url(/wp-content/uploads/sites/21/aboutus_2.png)no-repeat;
    background-size: 100%;
    background-color: #FFF;
}
.image3 .wrappimage {
    background: url(/wp-content/uploads/sites/21/aboutus_3.png)no-repeat;
    background-size: 100%;
    background-color: #FFF;
}

.bgappearTrigger:hover + .wrappimage {
    transform: scale(1.07);
    opacity: 0.6;
      -webkit-transition: linear .7s;
      -moz-transition: linear .7s;
      -ms-transition: linear .7s;
      -o-transition: linear .7s;
      transition: linear .7s;
}

.imageback .bgextend{
	overflow:inherit;
	position:unset;
}

div#blogdescription {
    position: fixed;
    z-index: 1001;
}
.singlebox{
   position:relative;
   background-color: #000;
}
.triplebox.clearfix {
    background-color: #000;
}
.triplebox div {
    position:relative;
}
.singlebox img {
    width: 100%;
    -webkit-transition: .4s ease-in-out;
    transition: .4s ease-in-out;
}
.triplebox img {
    width: 100%;
	-webkit-transition: .4s ease-in-out;
	transition: .4s ease-in-out;
	background-color:#000;
}
.triplebox div {
    float: left;
    width: 33.3333333333%;
}
.singlebox span {
    position: absolute;
    top: 10%;
    z-index: 1000;
    left: 3%;
    font-size: 2.5vw;
    color: #FFF;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
}
.singlebox span.alpha {
    position: absolute;
    top: 5%;
    left: 3%;
    font-size: 1.2vw;
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.1em;
}

.triplebox div span {
    position: absolute;
    top: 13%;
    z-index: 1000;
    left: 5%;
    font-size: 2.5vw;
    color: #FFF;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
}
.triplebox div span.alpha {
    position: absolute;
    top: 5%;
    left: 5%;
    font-size: 1.2vw;
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.1em;
}
div#header {
    position: fixed;
    z-index: 10000;
    top:0;
}

.btn {
	position: relative;
	margin: 0 auto;
	display: block;
	overflow: hidden;
	cursor: pointer;
}
.btn img {
	position: absolute;
	width: 100%;
	display: block;
	-webkit-transition: .8s ease-in-out;
	transition: .8s ease-in-out;
	top:0;
	left:0;
}
.btn:hover img.first {
	opacity: 1;
}
.btn:hover img.second {
	opacity: 0;
}
img.first {
    position: inherit;
    top: 0;
    left: 0;
}

#wrapper {
    padding-top: 105px;
}

.lists-telop.toplist {
    width: 90%;
    margin: 50px auto 50px;
    position:relative;
}

.toplist span {
    position: absolute;
    top: 50px;
    z-index: 1000;
    left: 144px;
    font-size: 2vw;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
}
.toplist span.alpha {
    position: absolute;
    top: 20px;
    left: 150px;
    font-size: 1.2vw;
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.1em;
}

.singlebox.btn.recruit {
    margin: 0 0 60px;
    overflow: inherit;
}

div#headimg img {
    width: 100%;
}

div#headimg {
    position: relative;
    color: #FFF;
    margin: 0 0 40px;
}

div#headimg span {
    position: absolute;
    font-size: 105%;
    width: 980px;
    display: block;
    top: 43%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.1em;
}
#menu li a.line {
position: relative;
}
div#headimg h2 {
    position: absolute;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    font-size: 250%;
    letter-spacing: 0.1em;
    width: 980px;
    display: block;
    top: 50%;
    left: 49.8%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}


#menu li a.line::after {
    position: absolute;
    left: 0;
    content: '';
    width: 100%;
    height: 2px;
    background: #000000;
    bottom: -1px;
    transform: scale(0, 1);
    transform-origin: left top;
    transition: transform 0.3s;
}

#menu li a.line:hover::after {
    transform: scale(1, 1);
}


.singlebox btn recruit span {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
    font-size: 2.5vw;
    color: #000;
}

.singlebox btn recruit span.alpha {
    font-size: 1.2vw;
    font-family: "Roboto", sans-serif;
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.1em;
    color: #000;
}

.singlebox span.alpha.desc {
    top: 18%;
    opacity: 0;
	-webkit-transition: .8s ease-in-out;
	transition: .8s ease-in-out;
}

.singlebox:hover span.alpha.desc {
    opacity: 1;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 600;
    letter-spacing: 0.1em;
    font-size: 16px;
    font-style: normal;
}

div#footercontents a {
    color: #000;
}

.glossary_contents01 {
    padding-top: 4em;
    padding-bottom: 6em;
    background: url(../img/glossary/glossary01.png) repeat-x bottom
}

.glossary_contents01 dl {
    font-size: 110%;
    line-height: 1.8;
    padding-top: 1.2em
}

.glossary_contents01 dt,.glossary_contents01 dd {
    background-repeat: no-repeat
}

.glossary_contents01 dt {
    background-color: #f2f2f2;
    font-weight: normal;
    padding: .6em 1.2em;
    position: relative;
    font-size: 110%;
    cursor: pointer;
    margin-bottom: 1em
}

.glossary_contents01 dt .fa {
    position: absolute;
    top: 50%;
    right: 1em;
    -moz-transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
    font-size: 140%;
    color: #e60013
}

.glossary_contents01 dt i {
    position: absolute;
    top: 50%;
    right: 1em;
    -moz-transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%)
}

.glossary_contents01 dt .open,.glossary_contents01 dt .close {
    display: none
}

.glossary_contents01 dt .open.on,.glossary_contents01 dt .close.on {
    display: inline-block
}

.glossary_contents01 dd {
    display: none;
    padding: 0 .7em 1.2em .7em;
    margin-bottom: 1em
}