.elementor-49 .elementor-element.elementor-element-1f270c4{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--overlay-opacity:0.7;--padding-top:150px;--padding-bottom:150px;--padding-left:10px;--padding-right:10px;}.elementor-49 .elementor-element.elementor-element-1f270c4:not(.elementor-motion-effects-element-type-background), .elementor-49 .elementor-element.elementor-element-1f270c4 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-image:url("https://btuventilation.com/wp-content/uploads/2026/02/Control-Page-Header-scaled-1.webp");}.elementor-49 .elementor-element.elementor-element-1f270c4::before, .elementor-49 .elementor-element.elementor-element-1f270c4 > .elementor-background-video-container::before, .elementor-49 .elementor-element.elementor-element-1f270c4 > .e-con-inner > .elementor-background-video-container::before, .elementor-49 .elementor-element.elementor-element-1f270c4 > .elementor-background-slideshow::before, .elementor-49 .elementor-element.elementor-element-1f270c4 > .e-con-inner > .elementor-background-slideshow::before, .elementor-49 .elementor-element.elementor-element-1f270c4 > .elementor-motion-effects-container > .elementor-motion-effects-layer::before{background-color:var( --e-global-color-primary );--background-overlay:'';}.elementor-widget-heading .elementor-heading-title{font-family:var( --e-global-typography-primary-font-family ), Sans-serif;font-weight:var( --e-global-typography-primary-font-weight );color:var( --e-global-color-primary );}.elementor-49 .elementor-element.elementor-element-078abe6{text-align:center;}.elementor-49 .elementor-element.elementor-element-078abe6 .elementor-heading-title{color:var( --e-global-color-49f957b );}.elementor-widget-breadcrumbs{font-family:var( --e-global-typography-secondary-font-family ), Sans-serif;font-weight:var( --e-global-typography-secondary-font-weight );}.elementor-49 .elementor-element.elementor-element-d3d0504{font-family:"Cal Sans", Sans-serif;font-size:13px;font-weight:400;text-transform:uppercase;letter-spacing:1px;color:var( --e-global-color-49f957b );}.elementor-49 .elementor-element.elementor-element-d3d0504 a{color:var( --e-global-color-49f957b );}.elementor-49 .elementor-element.elementor-element-705c591{--display:flex;--gap:80px 80px;--row-gap:80px;--column-gap:80px;--padding-top:80px;--padding-bottom:80px;--padding-left:10px;--padding-right:10px;}.elementor-49 .elementor-element.elementor-element-6c0f7c2{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--gap:40px 40px;--row-gap:40px;--column-gap:40px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-49 .elementor-element.elementor-element-afda3a6{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;}.elementor-widget-image .widget-image-caption{color:var( --e-global-color-text );font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );}.elementor-49 .elementor-element.elementor-element-decca70 img{width:100%;height:100%;object-fit:cover;object-position:center center;border-radius:16px 16px 16px 16px;}.elementor-49 .elementor-element.elementor-element-2ad78c0{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--justify-content:center;}.elementor-widget-icon-list .elementor-icon-list-item:not(:last-child):after{border-color:var( --e-global-color-text );}.elementor-widget-icon-list .elementor-icon-list-icon i{color:var( --e-global-color-primary );}.elementor-widget-icon-list .elementor-icon-list-icon svg{fill:var( --e-global-color-primary );}.elementor-widget-icon-list .elementor-icon-list-item > .elementor-icon-list-text, .elementor-widget-icon-list .elementor-icon-list-item > a{font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );}.elementor-widget-icon-list .elementor-icon-list-text{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-1fd876a .elementor-icon-list-icon i{transition:color 0.3s;}.elementor-49 .elementor-element.elementor-element-1fd876a .elementor-icon-list-icon svg{transition:fill 0.3s;}.elementor-49 .elementor-element.elementor-element-1fd876a{--e-icon-list-icon-size:14px;--e-icon-list-icon-align:left;--e-icon-list-icon-margin:0 calc(var(--e-icon-list-icon-size, 1em) * 0.25) 0 0;--icon-vertical-align:center;--icon-vertical-offset:-1px;}.elementor-49 .elementor-element.elementor-element-1fd876a .elementor-icon-list-item > .elementor-icon-list-text, .elementor-49 .elementor-element.elementor-element-1fd876a .elementor-icon-list-item > a{font-family:"Cal Sans", Sans-serif;font-size:14px;font-weight:400;text-transform:uppercase;letter-spacing:1px;}.elementor-49 .elementor-element.elementor-element-1fd876a .elementor-icon-list-text{color:var( --e-global-color-accent );transition:color 0.3s;}.elementor-49 .elementor-element.elementor-element-98a0e80 .elementor-heading-title{color:var( --e-global-color-primary );}.elementor-widget-text-editor{font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );color:var( --e-global-color-text );}.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:var( --e-global-color-primary );}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap, .elementor-widget-text-editor.elementor-drop-cap-view-default .elementor-drop-cap{color:var( --e-global-color-primary );border-color:var( --e-global-color-primary );}.elementor-widget-button .elementor-button{background-color:var( --e-global-color-accent );font-family:var( --e-global-typography-accent-font-family ), Sans-serif;font-weight:var( --e-global-typography-accent-font-weight );}.elementor-49 .elementor-element.elementor-element-c30ba8f .elementor-button{background-color:transparent;font-family:"Cal Sans", Sans-serif;font-size:16px;font-weight:400;background-image:linear-gradient(90deg, var( --e-global-color-secondary ) 0%, var( --e-global-color-primary ) 100%);border-radius:50px 50px 50px 50px;padding:18px 30px 18px 30px;}.elementor-49 .elementor-element.elementor-element-c30ba8f .elementor-button:hover, .elementor-49 .elementor-element.elementor-element-c30ba8f .elementor-button:focus{background-color:transparent;background-image:linear-gradient(90deg, var( --e-global-color-primary ) 0%, var( --e-global-color-secondary ) 100%);}.elementor-49 .elementor-element.elementor-element-c30ba8f .elementor-button-content-wrapper{flex-direction:row-reverse;}.elementor-49 .elementor-element.elementor-element-c30ba8f .elementor-button .elementor-button-content-wrapper{gap:10px;}.elementor-49 .elementor-element.elementor-element-c8aaec7{--display:flex;--gap:40px 40px;--row-gap:40px;--column-gap:40px;--padding-top:80px;--padding-bottom:80px;--padding-left:10px;--padding-right:10px;}.elementor-49 .elementor-element.elementor-element-c8aaec7:not(.elementor-motion-effects-element-type-background), .elementor-49 .elementor-element.elementor-element-c8aaec7 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#F5F5F5;}.elementor-49 .elementor-element.elementor-element-f590c58{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-49 .elementor-element.elementor-element-c998e6b{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;}.elementor-49 .elementor-element.elementor-element-37842ab{padding:10px 0px 10px 0px;--e-icon-list-icon-size:14px;--e-icon-list-icon-align:left;--e-icon-list-icon-margin:0 calc(var(--e-icon-list-icon-size, 1em) * 0.25) 0 0;--icon-vertical-align:center;--icon-vertical-offset:-1px;}.elementor-49 .elementor-element.elementor-element-37842ab .elementor-icon-list-icon i{transition:color 0.3s;}.elementor-49 .elementor-element.elementor-element-37842ab .elementor-icon-list-icon svg{transition:fill 0.3s;}.elementor-49 .elementor-element.elementor-element-37842ab .elementor-icon-list-item > .elementor-icon-list-text, .elementor-49 .elementor-element.elementor-element-37842ab .elementor-icon-list-item > a{font-family:"Cal Sans", Sans-serif;font-size:14px;font-weight:400;text-transform:uppercase;letter-spacing:1px;}.elementor-49 .elementor-element.elementor-element-37842ab .elementor-icon-list-text{color:var( --e-global-color-accent );transition:color 0.3s;}.elementor-49 .elementor-element.elementor-element-96df407{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--justify-content:center;}.elementor-49 .elementor-element.elementor-element-1e51759 .elementor-heading-title{color:var( --e-global-color-primary );}.elementor-49 .elementor-element.elementor-element-f55724d{width:var( --container-widget-width, 85% );max-width:85%;--container-widget-width:85%;--container-widget-flex-grow:0;}.elementor-49 .elementor-element.elementor-element-a54167b{--display:flex;}.elementor-widget-loop-grid .elementor-button{background-color:var( --e-global-color-accent );font-family:var( --e-global-typography-accent-font-family ), Sans-serif;font-weight:var( --e-global-typography-accent-font-weight );}.elementor-widget-loop-grid .elementor-pagination{font-family:var( --e-global-typography-secondary-font-family ), Sans-serif;font-weight:var( --e-global-typography-secondary-font-weight );}.elementor-widget-loop-grid .e-load-more-message{font-family:var( --e-global-typography-secondary-font-family ), Sans-serif;font-weight:var( --e-global-typography-secondary-font-weight );}.elementor-49 .elementor-element.elementor-element-e9d2489{--grid-columns:4;}.elementor-49 .elementor-element.elementor-element-e9d2489 .elementor-loop-container{grid-auto-rows:1fr;}.elementor-49 .elementor-element.elementor-element-e9d2489 .e-loop-item > .elementor-section, .elementor-49 .elementor-element.elementor-element-e9d2489 .e-loop-item > .elementor-section > .elementor-container, .elementor-49 .elementor-element.elementor-element-e9d2489 .e-loop-item > .e-con, .elementor-49 .elementor-element.elementor-element-e9d2489 .e-loop-item .elementor-section-wrap > .e-con{height:100%;}.elementor-49 .elementor-element.elementor-element-c8c03ed{--display:flex;--gap:80px 80px;--row-gap:80px;--column-gap:80px;--padding-top:80px;--padding-bottom:80px;--padding-left:10px;--padding-right:10px;}.elementor-49 .elementor-element.elementor-element-c80d39a{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--gap:40px 40px;--row-gap:40px;--column-gap:40px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-49 .elementor-element.elementor-element-d398bd3{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;}.elementor-49 .elementor-element.elementor-element-0114702{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--justify-content:center;}.elementor-widget-icon-box.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-primary );}.elementor-widget-icon-box.elementor-view-framed .elementor-icon, .elementor-widget-icon-box.elementor-view-default .elementor-icon{fill:var( --e-global-color-primary );color:var( --e-global-color-primary );border-color:var( --e-global-color-primary );}.elementor-widget-icon-box .elementor-icon-box-title, .elementor-widget-icon-box .elementor-icon-box-title a{font-family:var( --e-global-typography-primary-font-family ), Sans-serif;font-weight:var( --e-global-typography-primary-font-weight );}.elementor-widget-icon-box .elementor-icon-box-title{color:var( --e-global-color-primary );}.elementor-widget-icon-box:has(:hover) .elementor-icon-box-title, .elementor-widget-icon-box:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-primary );}.elementor-widget-icon-box .elementor-icon-box-description{font-family:var( --e-global-typography-text-font-family ), Sans-serif;font-weight:var( --e-global-typography-text-font-weight );color:var( --e-global-color-text );}.elementor-49 .elementor-element.elementor-element-0ef0285 .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-0ef0285 .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-0ef0285.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-0ef0285.elementor-view-framed .elementor-icon, .elementor-49 .elementor-element.elementor-element-0ef0285.elementor-view-default .elementor-icon{fill:var( --e-global-color-secondary );color:var( --e-global-color-secondary );border-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-0ef0285 .elementor-icon{font-size:18px;}.elementor-49 .elementor-element.elementor-element-0ef0285:has(:hover) .elementor-icon-box-title, .elementor-49 .elementor-element.elementor-element-0ef0285:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-864c931 .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-864c931 .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-864c931.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-864c931.elementor-view-framed .elementor-icon, .elementor-49 .elementor-element.elementor-element-864c931.elementor-view-default .elementor-icon{fill:var( --e-global-color-secondary );color:var( --e-global-color-secondary );border-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-864c931 .elementor-icon{font-size:18px;}.elementor-49 .elementor-element.elementor-element-864c931:has(:hover) .elementor-icon-box-title, .elementor-49 .elementor-element.elementor-element-864c931:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-daa1e94 .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-daa1e94 .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-daa1e94.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-daa1e94.elementor-view-framed .elementor-icon, .elementor-49 .elementor-element.elementor-element-daa1e94.elementor-view-default .elementor-icon{fill:var( --e-global-color-secondary );color:var( --e-global-color-secondary );border-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-daa1e94 .elementor-icon{font-size:18px;}.elementor-49 .elementor-element.elementor-element-daa1e94:has(:hover) .elementor-icon-box-title, .elementor-49 .elementor-element.elementor-element-daa1e94:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-b7ac019 .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-b7ac019 .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-b7ac019.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-b7ac019.elementor-view-framed .elementor-icon, .elementor-49 .elementor-element.elementor-element-b7ac019.elementor-view-default .elementor-icon{fill:var( --e-global-color-secondary );color:var( --e-global-color-secondary );border-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-b7ac019 .elementor-icon{font-size:18px;}.elementor-49 .elementor-element.elementor-element-b7ac019:has(:hover) .elementor-icon-box-title, .elementor-49 .elementor-element.elementor-element-b7ac019:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-325a953 .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-325a953 .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-325a953.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-325a953.elementor-view-framed .elementor-icon, .elementor-49 .elementor-element.elementor-element-325a953.elementor-view-default .elementor-icon{fill:var( --e-global-color-secondary );color:var( --e-global-color-secondary );border-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-325a953 .elementor-icon{font-size:18px;}.elementor-49 .elementor-element.elementor-element-325a953:has(:hover) .elementor-icon-box-title, .elementor-49 .elementor-element.elementor-element-325a953:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-4b223f0{--display:flex;--gap:80px 80px;--row-gap:80px;--column-gap:80px;--padding-top:80px;--padding-bottom:80px;--padding-left:10px;--padding-right:10px;}.elementor-49 .elementor-element.elementor-element-4b223f0:not(.elementor-motion-effects-element-type-background), .elementor-49 .elementor-element.elementor-element-4b223f0 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#F5F5F5;}.elementor-49 .elementor-element.elementor-element-53b0b9a{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--gap:40px 40px;--row-gap:40px;--column-gap:40px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-49 .elementor-element.elementor-element-bd83cc5{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;}.elementor-49 .elementor-element.elementor-element-fe189c5{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--justify-content:center;}.elementor-49 .elementor-element.elementor-element-f40f09b .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-f40f09b .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-f40f09b.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-f40f09b.elementor-view-framed .elementor-icon, .elementor-49 .elementor-element.elementor-element-f40f09b.elementor-view-default .elementor-icon{fill:var( --e-global-color-secondary );color:var( --e-global-color-secondary );border-color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-f40f09b .elementor-icon{font-size:18px;}.elementor-49 .elementor-element.elementor-element-f40f09b:has(:hover) .elementor-icon-box-title, .elementor-49 .elementor-element.elementor-element-f40f09b:has(:focus) .elementor-icon-box-title{color:var( --e-global-color-secondary );}.elementor-49 .elementor-element.elementor-element-2bacc1a .elementor-icon-box-wrapper{align-items:start;gap:15px;}.elementor-49 .elementor-element.elementor-element-2bacc1a .elementor-icon-box-title{margin-block-end:11px;color:var( --e-global-color-secondary );}.elementor-49 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