.elementor-7 .elementor-element.elementor-element-33fdf35{--display:flex;--min-height:90vh;--flex-direction:row;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--align-items:center;--gap:0px 0px;--row-gap:0px;--column-gap:0px;--overlay-opacity:0.2;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-7 .elementor-element.elementor-element-33fdf35:not(.elementor-motion-effects-element-type-background), .elementor-7 .elementor-element.elementor-element-33fdf35 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-image:url("https://www.birchwaterbio.com/wp-content/uploads/2026/01/压缩图片-scaled.png");background-position:center center;background-repeat:no-repeat;background-size:cover;}.elementor-7 .elementor-element.elementor-element-33fdf35::before, .elementor-7 .elementor-element.elementor-element-33fdf35 > .elementor-background-video-container::before, .elementor-7 .elementor-element.elementor-element-33fdf35 > .e-con-inner > .elementor-background-video-container::before, .elementor-7 .elementor-element.elementor-element-33fdf35 > .elementor-background-slideshow::before, .elementor-7 .elementor-element.elementor-element-33fdf35 > .e-con-inner > .elementor-background-slideshow::before, .elementor-7 .elementor-element.elementor-element-33fdf35 > .elementor-motion-effects-container > .elementor-motion-effects-layer::before{background-color:var( --e-global-color-astglobalcolor7 );--background-overlay:'';}.elementor-7 .elementor-element.elementor-element-20f7394{--display:flex;--flex-direction:column;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--justify-content:space-between;--align-items:stretch;--margin-top:0px;--margin-bottom:0px;--margin-left:20px;--margin-right:20px;--padding-top:75px;--padding-bottom:55px;--padding-left:50px;--padding-right:50px;}.elementor-7 .elementor-element.elementor-element-20f7394:not(.elementor-motion-effects-element-type-background), .elementor-7 .elementor-element.elementor-element-20f7394 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-astglobalcolor5 );}.elementor-7 .elementor-element.elementor-element-ac87c97{text-align:center;}.elementor-7 .elementor-element.elementor-element-ac87c97 .elementor-heading-title{text-transform:uppercase;letter-spacing:2px;color:var( --e-global-color-astglobalcolor3 );}.elementor-7 .elementor-element.elementor-element-f39df4f{padding:0px 0px 10px 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input:not([type=submit]):not([type=image]):not([type=button]):not([type=file]):not([type=radio]):not([type=checkbox]),
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field textarea,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field select,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="checkbox"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field-description.wpforms-disclaimer-description,
						.elementor-7 .elementor-element.elementor-element-ad4fd06.uael-wpf-style-underline .wpforms-container-full .wpforms-form ul.wpforms-image-choices-modern label{border-radius:0px 0px 0px 0px;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form button[type=submit],
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-page-button{padding:20px 25px 20px 25px;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-field-address .wpforms-field-row{margin-bottom:10px;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-container.inline-fields .wpforms-field-container .wpforms-field{padding-right:10px;}.elementor-7 .elementor-element.elementor-element-ad4fd06{width:var( --container-widget-width, 62% );max-width:62%;--container-widget-width:62%;--container-widget-flex-grow:0;}.elementor-7 .elementor-element.elementor-element-ad4fd06.elementor-element{--align-self:center;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input:not([type=submit]):not([type=image]):not([type=button]):not([type=file]):not([type=radio]):not([type=checkbox]),
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field textarea,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field select,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field-description.wpforms-disclaimer-description,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-container-full .wpforms-form ul.wpforms-image-choices-modern label,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-container select option{background-color:#fafafa;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="checkbox"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style input[type="radio"] + label:before{background-color:#fafafa;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style input[type="radio"]:checked + label:before{background-color:#7a7a7a;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="radio"]:checked + label:before{box-shadow:inset 0px 0px 0px 4px #fafafa;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input:not([type=submit]):not([type=image]):not([type=button]):not([type=file]):not([type=radio]):not([type=checkbox]),
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field textarea,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field select{border-style:solid;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="checkbox"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="radio"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-container-full .wpforms-form ul.wpforms-image-choices-modern label,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field-description.wpforms-disclaimer-description{border-style:solid;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input:not([type=submit]):not([type=image]):not([type=button]):not([type=file]):not([type=radio]):not([type=checkbox]),
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field textarea,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field select,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field-description.wpforms-disclaimer-description{border-width:1px 1px 1px 1px;border-color:#eaeaea;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="checkbox"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="radio"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form ul.wpforms-image-choices-modern label,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form ul.wpforms-image-choices-modern label:hover,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field-description.wpforms-disclaimer-description{border-width:1px 1px 1px 1px;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="checkbox"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-field input[type="radio"] + label:before,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form ul.wpforms-image-choices-modern label,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form ul.wpforms-image-choices-modern label:hover,
						.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-page-indicator.circles{border-color:#eaeaea;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style label.wpforms-error{color:#ff0000;}.elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form button[type=submit], .elementor-7 .elementor-element.elementor-element-ad4fd06 .uael-wpf-style .wpforms-form .wpforms-page-button{font-size:13px;}.elementor-7 .elementor-element.elementor-element-qnlafk9 > .elementor-container > .elementor-column > .elementor-widget-wrap{align-content:center;align-items:center;}.elementor-7 .elementor-element.elementor-element-qnlafk9:not(.elementor-motion-effects-element-type-background), .elementor-7 .elementor-element.elementor-element-qnlafk9 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#FFFFFF;}.elementor-7 .elementor-element.elementor-element-qnlafk9{transition:background 0.3s, border 0.3s, border-radius 0.3s, box-shadow 0.3s;padding:120px 0px 120px 0px;}.elementor-7 .elementor-element.elementor-element-qnlafk9 > .elementor-background-overlay{transition:background 0.3s, border-radius 0.3s, opacity 0.3s;}.elementor-7 .elementor-element.elementor-element-258231d > .elementor-element-populated{padding:0px 0px 0px 0px;}.elementor-7 .elementor-element.elementor-element-ebc1e08{margin:0px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;padding:0px 0px 0px 0px;}.elementor-7 .elementor-element.elementor-element-ebc1e08 .elementor-icon-wrapper{text-align:start;}.elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-stacked .elementor-icon{background-color:var( --e-global-color-astglobalcolor4 );color:var( --e-global-color-accent );}.elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-framed .elementor-icon, .elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-default .elementor-icon{color:var( --e-global-color-astglobalcolor4 );border-color:var( --e-global-color-astglobalcolor4 );}.elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-framed .elementor-icon, .elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-default .elementor-icon svg{fill:var( --e-global-color-astglobalcolor4 );}.elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-framed .elementor-icon{background-color:var( --e-global-color-accent );}.elementor-7 .elementor-element.elementor-element-ebc1e08.elementor-view-stacked .elementor-icon svg{fill:var( --e-global-color-accent );}.elementor-7 .elementor-element.elementor-element-ebc1e08 .elementor-icon{font-size:25px;padding:16px;border-radius:5% 5% 5% 45%;}.elementor-7 .elementor-element.elementor-element-ebc1e08 .elementor-icon svg{height:25px;}.elementor-7 .elementor-element.elementor-element-1401102{margin:14px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;}.elementor-7 .elementor-element.elementor-element-4f6265e{margin:20px 0px calc(var(--kit-widget-spacing, 0px) + 20px) 0px;}.elementor-7 .elementor-element.elementor-element-7a2d1e6{--divider-border-style:solid;--divider-color:#BDBDBD;--divider-border-width:1px;}.elementor-7 .elementor-element.elementor-element-7a2d1e6 .elementor-divider-separator{width:100%;}.elementor-7 .elementor-element.elementor-element-7a2d1e6 .elementor-divider{padding-block-start:10px;padding-block-end:10px;}.elementor-7 .elementor-element.elementor-element-ea326d2 .elementor-icon-list-icon i{transition:color 0.3s;}.elementor-7 .elementor-element.elementor-element-ea326d2 .elementor-icon-list-icon svg{transition:fill 0.3s;}.elementor-7 .elementor-element.elementor-element-ea326d2{--e-icon-list-icon-size:20px;--icon-vertical-offset:0px;}.elementor-7 .elementor-element.elementor-element-ea326d2 .elementor-icon-list-icon{padding-inline-end:10px;}.elementor-7 .elementor-element.elementor-element-ea326d2 .elementor-icon-list-text{transition:color 0.3s;}.elementor-7 .elementor-element.elementor-element-ca44c59 > .elementor-element-populated, .elementor-7 .elementor-element.elementor-element-ca44c59 > .elementor-element-populated > .elementor-background-overlay, .elementor-7 .elementor-element.elementor-element-ca44c59 > .elementor-background-slideshow{border-radius:4% 4% 4% 45%;}.elementor-7 .elementor-element.elementor-element-ca44c59 > .elementor-element-populated{transition:background 0.3s, border 0.3s, border-radius 0.3s, box-shadow 0.3s;}.elementor-7 .elementor-element.elementor-element-ca44c59 > .elementor-element-populated > .elementor-background-overlay{transition:background 0.3s, border-radius 0.3s, opacity 0.3s;}.elementor-7 .elementor-element.elementor-element-7e01216{text-align:end;}.elementor-7 .elementor-element.elementor-element-7e01216 img{width:75%;border-radius:3% 3% 3% 40%;}.elementor-7 .elementor-element.elementor-element-jyrol20 > .elementor-container > .elementor-column > .elementor-widget-wrap{align-content:flex-start;align-items:flex-start;}.elementor-7 .elementor-element.elementor-element-jyrol20:not(.elementor-motion-effects-element-type-background), .elementor-7 .elementor-element.elementor-element-jyrol20 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#FFFFFF;}.elementor-7 .elementor-element.elementor-element-jyrol20{transition:background 0.3s, border 0.3s, border-radius 0.3s, box-shadow 0.3s;padding:120px 0px 120px 0px;}.elementor-7 .elementor-element.elementor-element-jyrol20 > .elementor-background-overlay{transition:background 0.3s, border-radius 0.3s, opacity 0.3s;}.elementor-7 .elementor-element.elementor-element-b0fc45e > .elementor-widget-wrap > .elementor-widget:not(.elementor-widget__width-auto):not(.elementor-widget__width-initial):not(:last-child):not(.elementor-absolute){--kit-widget-spacing:15px;}.elementor-7 .elementor-element.elementor-element-940f239{text-align:start;}.elementor-7 .elementor-element.elementor-element-940f239 img{width:100%;}.elementor-7 .elementor-element.elementor-element-9a82d37{margin:10px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-673530d{text-align:center;}.elementor-7 .elementor-element.elementor-element-f633001 > .elementor-widget-wrap > .elementor-widget:not(.elementor-widget__width-auto):not(.elementor-widget__width-initial):not(:last-child):not(.elementor-absolute){--kit-widget-spacing:15px;}.elementor-7 .elementor-element.elementor-element-e0e85ce{text-align:start;}.elementor-7 .elementor-element.elementor-element-e0e85ce img{width:100%;}.elementor-7 .elementor-element.elementor-element-d1144d8{margin:10px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-a194d72{text-align:center;}.elementor-7 .elementor-element.elementor-element-da4fcd5 > .elementor-widget-wrap > .elementor-widget:not(.elementor-widget__width-auto):not(.elementor-widget__width-initial):not(:last-child):not(.elementor-absolute){--kit-widget-spacing:15px;}.elementor-7 .elementor-element.elementor-element-3a56048{text-align:start;}.elementor-7 .elementor-element.elementor-element-3a56048 img{width:100%;}.elementor-7 .elementor-element.elementor-element-842880c{margin:10px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-a37d843{text-align:center;}.elementor-7 .elementor-element.elementor-element-e3349d8 > .elementor-widget-wrap > .elementor-widget:not(.elementor-widget__width-auto):not(.elementor-widget__width-initial):not(:last-child):not(.elementor-absolute){--kit-widget-spacing:15px;}.elementor-7 .elementor-element.elementor-element-56f1542{text-align:start;}.elementor-7 .elementor-element.elementor-element-56f1542 img{width:100%;}.elementor-7 .elementor-element.elementor-element-bb3c0a1{margin:10px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-4d04634{text-align:center;}.elementor-7 .elementor-element.elementor-element-13bd256{--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:0px 0px;--row-gap:0px;--column-gap:0px;--flex-wrap:wrap;}.elementor-7 .elementor-element.elementor-element-b1f5777{--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;--padding-top:0px;--padding-bottom:0150px;--padding-left:0px;--padding-right:0px;}.elementor-7 .elementor-element.elementor-element-adc55db{margin:0px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;padding:15px 0px 0px 0px;}.elementor-7 .elementor-element.elementor-element-525290c{padding:0px 0px 0px 0px;}.elementor-7 .elementor-element.elementor-element-c204f2f{--divider-border-style:solid;--divider-color:var( --e-global-color-accent );--divider-border-width:3.3px;}.elementor-7 .elementor-element.elementor-element-c204f2f .elementor-divider-separator{width:14%;}.elementor-7 .elementor-element.elementor-element-c204f2f .elementor-divider{padding-block-start:15px;padding-block-end:15px;}.elementor-7 .elementor-element.elementor-element-4dfb24c{--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-7 .elementor-element.elementor-element-f2cba78{--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;--gap:20px 20px;--row-gap:20px;--column-gap:20px;--margin-top:20px;--margin-bottom:0px;--margin-left:0px;--margin-right:0px;}.elementor-7 .elementor-element.elementor-element-0e110a6 .elementor-image-carousel-caption{text-align:center;margin-block-start:0px;}.elementor-7 .elementor-element.elementor-element-wiy86po > .elementor-container > .elementor-column > .elementor-widget-wrap{align-content:center;align-items:center;}.elementor-7 .elementor-element.elementor-element-wiy86po:not(.elementor-motion-effects-element-type-background), .elementor-7 .elementor-element.elementor-element-wiy86po > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#FFFFFF;}.elementor-7 .elementor-element.elementor-element-wiy86po{transition:background 0.3s, border 0.3s, border-radius 0.3s, box-shadow 0.3s;padding:120px 0px 120px 0px;}.elementor-7 .elementor-element.elementor-element-wiy86po > .elementor-background-overlay{transition:background 0.3s, border-radius 0.3s, opacity 0.3s;}.elementor-7 .elementor-element.elementor-element-d5abc8a > .elementor-element-populated{margin:0px 40px 0px 0px;--e-column-margin-right:40px;--e-column-margin-left:0px;}.elementor-7 .elementor-element.elementor-element-1f377f6 > .elementor-element-populated{padding:30px 30px 30px 30px;}.elementor-7 .elementor-element.elementor-element-0aa9144 .elementor-heading-title{font-size:21px;}.elementor-7 .elementor-element.elementor-element-55970ec{margin:10px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;}.elementor-7 .elementor-element.elementor-element-55970ec .elementor-button{border-radius:21px 21px 21px 21px;}.elementor-7 .elementor-element.elementor-element-4fd62a1{--display:flex;--flex-direction:row;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--align-items:stretch;--gap:0px 0px;--row-gap:0px;--column-gap:0px;--padding-top:20px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-7 .elementor-element.elementor-element-4fd62a1:not(.elementor-motion-effects-element-type-background), .elementor-7 .elementor-element.elementor-element-4fd62a1 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:transparent;background-image:linear-gradient(180deg, var( --e-global-color-astglobalcolor4 ) 0%, #FFFFFF00 100%);}.elementor-7 .elementor-element.elementor-element-c426193{--display:flex;--gap:0px 0px;--row-gap:0px;--column-gap:0px;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}.elementor-7 .elementor-element.elementor-element-3b47716{padding:0px 0px 40px 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-3b47716 .elementor-heading-title{text-transform:uppercase;letter-spacing:2px;}.elementor-7 .elementor-element.elementor-element-10b9edd{--e-image-carousel-slides-to-show:5;margin:0px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;padding:0px 0px 0px 0px;box-shadow:0px 20px 30px 0px rgba(0, 0, 0, 0.06);}.elementor-7 .elementor-element.elementor-element-1908a5d{margin:0px 0px calc(var(--kit-widget-spacing, 0px) + 0px) 0px;padding:140px 0px 40px 0px;text-align:center;}.elementor-7 .elementor-element.elementor-element-1908a5d 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