.elementor-1028 .elementor-element.elementor-element-7fbb54f{--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-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-1028 .elementor-element.elementor-element-e0fcff5 > .elementor-widget-container{margin:26px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-e0fcff5{text-align:center;}.elementor-1028 .elementor-element.elementor-element-e0fcff5 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:34px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-87d1339{--spacer-size:50px;}.elementor-1028 .elementor-element.elementor-element-b3ac8c7{--display:flex;}.elementor-1028 .elementor-element.elementor-element-dea0f1a{--display:grid;--e-con-grid-template-columns:repeat(3, 1fr);--e-con-grid-template-rows:repeat(2, 1fr);--grid-auto-flow:row;}.elementor-1028 .elementor-element.elementor-element-dea0f1a:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-dea0f1a > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#677E9C00;}.elementor-1028 .elementor-element.elementor-element-20aa52b{--display:flex;--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-20aa52b:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-20aa52b > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-20aa52b:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-20aa52b.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-cab97f6 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#2B2B2B;}.elementor-1028 .elementor-element.elementor-element-bb0d6b4 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-bb0d6b4 .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-d223605 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-d223605 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-2056f24{--display:flex;--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-2056f24:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-2056f24 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-2056f24:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-2056f24.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-32bbc5a .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-0bf0203 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-0bf0203 .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-db4193c > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-db4193c .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-e261221{--display:flex;--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-e261221:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-e261221 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-e261221:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-e261221.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-4598f7e .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-d3af38e > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-d3af38e .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-1955831 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-1955831 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-37e391b{--display:flex;--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-37e391b:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-37e391b > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-37e391b:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-37e391b.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-223d57c .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-db99019 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-db99019 .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-b8fc3a8 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-b8fc3a8 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-f31e489{--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-1028 .elementor-element.elementor-element-f2ce3ea{--display:grid;--e-con-grid-template-columns:repeat(2, 1fr);--e-con-grid-template-rows:repeat(2, 1fr);--gap:5px 5px;--row-gap:5px;--column-gap:5px;--grid-auto-flow:row;--padding-top:0px;--padding-bottom:0px;--padding-left:080px;--padding-right:080px;}.elementor-1028 .elementor-element.elementor-element-e721c48{--display:flex;--align-items:center;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );--border-radius:010px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-e721c48:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-e721c48 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-e721c48:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-e721c48.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-0f2e709 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#2B2B2B;}.elementor-1028 .elementor-element.elementor-element-d7c4ae7 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-d7c4ae7 .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-d915fe0 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-d915fe0 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-3b8a224{--display:flex;--align-items:center;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );--border-radius:0px 010px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-3b8a224:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-3b8a224 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-3b8a224:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-3b8a224.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-30da47c .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-8956690 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-8956690 .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-a704043 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-a704043 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-394d7c2{--display:flex;--justify-content:center;--align-items:center;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );--border-radius:0px 0px 0px 010px;}.elementor-1028 .elementor-element.elementor-element-394d7c2:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-394d7c2 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-394d7c2:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-6e19e5e .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-940e5f8 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-940e5f8 .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-6f9c1f2 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-6f9c1f2 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-6df2be0{--display:flex;--align-items:center;--container-widget-width:calc( ( 1 - var( --container-widget-flex-grow ) ) * 100% );--background-transition:0.3s;border-style:solid;--border-style:solid;border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;border-color:var( --e-global-color-3b075c1 );--border-color:var( --e-global-color-3b075c1 );--border-radius:0px 0px 010px 0px;}.elementor-1028 .elementor-element.elementor-element-6df2be0:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-6df2be0 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:var( --e-global-color-e6a2edc );}.elementor-1028 .elementor-element.elementor-element-6df2be0:hover{background-color:#C8DFFF;}.elementor-1028 .elementor-element.elementor-element-6df2be0.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-c0d126f .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:25px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-d2224cf > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-d2224cf .elementor-heading-title{font-family:"Gotham", Sans-serif;font-size:17px;font-weight:500;color:var( --e-global-color-3b075c1 );}.elementor-1028 .elementor-element.elementor-element-23755a6 > .elementor-widget-container{margin:-14px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-23755a6 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:14px;font-weight:500;color:#000000;}.elementor-1028 .elementor-element.elementor-element-52c9bc6{--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-1028 .elementor-element.elementor-element-52c9bc6:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-52c9bc6 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#FFFFFF;}.elementor-1028 .elementor-element.elementor-element-c8df790{--spacer-size:72px;}.elementor-1028 .elementor-element.elementor-element-2be63c1{--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-1028 .elementor-element.elementor-element-2be63c1:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-2be63c1 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-color:#FFFFFF;}.elementor-1028 .elementor-element.elementor-element-94c498a{--display:flex;}.elementor-1028 .elementor-element.elementor-element-396e7b0{text-align:center;}.elementor-1028 .elementor-element.elementor-element-396e7b0 .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:27px;font-weight:600;color:#000000;}.elementor-1028 .elementor-element.elementor-element-48afe1c > .elementor-widget-container{margin:-7px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-48afe1c{text-align:center;}.elementor-1028 .elementor-element.elementor-element-48afe1c .elementor-heading-title{font-family:"Gotham Round", Sans-serif;font-size:15px;font-weight:400;color:#000000;}.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-1028 .elementor-element.elementor-element-a508c7a .elementor-button:hover, .elementor-1028 .elementor-element.elementor-element-a508c7a .elementor-button:focus{background-color:#101010;}.elementor-1028 .elementor-element.elementor-element-a508c7a > .elementor-widget-container{margin:-11px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-a508c7a .elementor-button{border-radius:23px 23px 23px 23px;padding:14px 14px 14px 14px;}.elementor-1028 .elementor-element.elementor-element-19ca1fb{--display:flex;--min-height:238px;--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-1028 .elementor-element.elementor-element-19ca1fb:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-19ca1fb > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-image:url("https://chemmathonline.com/wp-content/uploads/2025/06/WhatsApp-Image-2025-06-09-at-10.22.21 PM.jpeg");background-size:cover;}@media(max-width:1024px){.elementor-1028 .elementor-element.elementor-element-dea0f1a{--grid-auto-flow:row;}.elementor-1028 .elementor-element.elementor-element-f2ce3ea{--grid-auto-flow:row;}}@media(max-width:767px){.elementor-1028 .elementor-element.elementor-element-e0fcff5 > .elementor-widget-container{margin:0px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-e0fcff5 .elementor-heading-title{font-size:23px;}.elementor-1028 .elementor-element.elementor-element-dea0f1a{--e-con-grid-template-columns:repeat(2, 1fr);--e-con-grid-template-rows:repeat(2, 1fr);--gap:4px 4px;--row-gap:4px;--column-gap:4px;--grid-auto-flow:row;--justify-items:stretch;--align-items:center;}.elementor-1028 .elementor-element.elementor-element-dea0f1a.e-con{--align-self:center;--order:99999 /* order end hack */;}.elementor-1028 .elementor-element.elementor-element-20aa52b{--border-radius:7px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-20aa52b.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-cab97f6 .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-bb0d6b4 .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-2056f24{--border-radius:0px 7px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-2056f24.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-32bbc5a .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-0bf0203 .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-e261221{border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;--border-radius:0px 0px 0px 07px;}.elementor-1028 .elementor-element.elementor-element-e261221.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-4598f7e .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-d3af38e .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-37e391b{--border-radius:0px 0px 07px 0px;}.elementor-1028 .elementor-element.elementor-element-37e391b.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-223d57c .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-db99019 .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-f2ce3ea{--e-con-grid-template-columns:repeat(1, 1fr);--grid-auto-flow:row;}.elementor-1028 .elementor-element.elementor-element-e721c48{--border-radius:7px 0px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-e721c48.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-0f2e709 .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-d7c4ae7 .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-3b8a224{border-width:0px 0px 0px 0px;--border-top-width:0px;--border-right-width:0px;--border-bottom-width:0px;--border-left-width:0px;--border-radius:0px 0px 0px 07px;}.elementor-1028 .elementor-element.elementor-element-3b8a224.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-30da47c .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-8956690 .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-394d7c2{--border-radius:0px 7px 0px 0px;}.elementor-1028 .elementor-element.elementor-element-394d7c2.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-6e19e5e .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-940e5f8 .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-6df2be0{--border-radius:0px 0px 07px 0px;}.elementor-1028 .elementor-element.elementor-element-6df2be0.e-con{--align-self:center;}.elementor-1028 .elementor-element.elementor-element-c0d126f .elementor-heading-title{font-size:15px;}.elementor-1028 .elementor-element.elementor-element-d2224cf .elementor-heading-title{font-size:13px;}.elementor-1028 .elementor-element.elementor-element-19ca1fb:not(.elementor-motion-effects-element-type-background), .elementor-1028 .elementor-element.elementor-element-19ca1fb > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-position:center center;}}