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auto;padding:0 4%}#header+article,#modal_qr{position:relative}.breadcrumb_block{display:-webkit-box;display:flex;-webkit-box-pack:justify;justify-content:space-between;padding:15px 15px 15px 2%}.breadcrumb_block .breadcrumb{padding:3px 10px 0 0;-webkit-box-flex:0;flex:0 1 auto}.breadcrumb_block .qr_anchor{-webkit-box-flex:0;flex:0 0 auto}.breadcrumb_block .qr_anchor a{padding:10px 10px 8px 36px;font-size:14px;font-size:1.4rem}.breadcrumb_block .qr_anchor a:before{left:5px;width:24px;height:24px}.breadcrumb_block .qr_anchor a:after{font:16px/1 FontAwesome;content:"\f0ab";display:inline-block;text-rendering:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0 0 0 5px;vertical-align:middle;-webkit-transform:translateY(-1px);transform:translateY(-1px)}.duct-rail-bnr-textarea{padding-top:10px}.line-up-box+.line-up-box{margin-top:120px}.for-sp{display:none}@media only screen and (max-width:640px){.main-logo-cap{margin-top:5px;font-size:1.6rem}.main-copy{width:80%}.gallery-thumb-block,.gallery-thumb-slide{height:350px}.gallery-thumb-button-list{display:none}.lead-sec{padding-top:20px}.product-lead-ttl{font-size:4rem;display:-webkit-box;display:flex;-webkit-box-pack:end;justify-content:end}.scene-lead-area{margin:30px 0}.scene-lead{font-size:2.6rem}.scene-lead-text{font-size:1.8rem}.scene-lead-cap{font-size:1.6rem;margin-top:20px}.scene-box-ttl-wrap{font-size:3rem}.scene-box-lead{margin-top:20px;font-size:2rem}.scene-box-text{margin-top:10px;font-size:1.6rem}.type-lead{font-size:1.8rem}.type-list{padding-bottom:30px}.type-list-item,.type-list.column4 .type-list-item{width:calc((100% - 20px)/2)}.type-list-wrap+.type-list-wrap{margin-top:30px}.option-cap{font-size:1.4rem}.duct-rail-list{-webkit-box-orient:vertical;-webkit-box-direction:normal;flex-direction:column;gap:30px 0}.duct-rail-list>li{width:auto;max-width:500px}.duct-rail-note{margin-bottom:10px}.duct-rail-img.wsmall{width:auto;max-width:200px;margin-inline:0 auto}.duct-rail-img .w208{width:auto;max-width:208px;min-width:initial}.duct-rail-cap,.qr_dl_btn p{font-size:1.5rem}.duct-rail-bnr-box{margin-top:30px;-webkit-box-orient:vertical;-webkit-box-direction:normal;flex-direction:column;gap:30px 0;-webkit-box-align:initial;align-items:initial}.duct-rail-bnr-img{-webkit-box-flex:initial;flex:initial;padding-right:10px}.catalog_link{margin-top:50px;margin-bottom:30px}.catalog_link.lead-area{margin-top:50px;padding-bottom:20px}.catalog_link a{padding:10px}.qr_dl_btn{padding:30px 15px}.catalog_link a,.qr_dl_btn p.qr_dl_lead{font-size:1.6rem}.breadcrumb_block .qr_anchor a,.qr_dl_btn a{font-size:1.3rem}#modal_qr{width:98%;padding:10px}.breadcrumb_block,.breadcrumb_block .qr_anchor{display:none}.duct-rail-bnr-textarea{padding:0 4%}.line-up-box+.line-up-box{margin-top:60px}.for-sp{display:block}}@media only screen and (min-width:960px) and (max-width:1100px){.gallery-thumb-button-list li button{-webkit-transition:opacity .4s ease;transition:opacity .4s ease}.gallery-thumb-button-list li button:hover{opacity:.6}}@media only screen and (min-width:641px) and (max-width:960px){.lead-sec{padding-top:50px}.product-lead-ttl{font-size:5rem;display:-webkit-box;display:flex;-webkit-box-pack:end;justify-content:end;margin-top:-100px}#modal_qr{width:96%;padding:15px 20px 20px}.duct-rail-bnr-textarea{padding-right:20px}}@media only screen and (max-width:960px){.product-img{height:100%;position:relative;background:initial}.product-img::before{content:"";display:inline-block;width:100%;height:0;padding-bottom:calc(826/1498*100%);background-image:url(../img/product_img.png);background-size:contain;background-repeat:no-repeat;background-position:0 0}.product-lead-textarea{padding-left:0;padding-top:0;padding-right:4%;margin-top:-100px}.product-lead-text{margin-top:20px}.scene-box-wrap{-webkit-box-orient:vertical;-webkit-box-direction:normal;flex-direction:column;gap:30px 0;padding-left:4%}.scene-box-wrap.scene01{gap:30px 0;padding-top:30px}.scene-box-wrap.scene01 .scene-img{padding-top:0;width:auto}.scene-box-wrap.scene02{-webkit-box-orient:vertical;-webkit-box-direction:reverse;flex-direction:column-reverse}.scene-box-wrap.scene02 .scene-img{width:auto}.scene-box-wrap.scene02 .scene-box-textarea{max-width:initial}.scene-box-wrap.scene02,.scene-box-wrap.scene03{width:auto;padding-top:30px;gap:30px 0}.scene-box-wrap.scene03 .scene-img{width:auto;padding-top:0;text-align:right}.scene-box-wrap.scene03 .scene-img img{max-width:70%}.scene-box-textarea{width:auto;padding-right:4%}.page-content{width:auto;padding:0 4%}}@media only screen and (min-width:960px) and (max-width:1280px){.product-lead-text{margin-top:20px}}