Estilo en tabla que viene de excel a gmail

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The image is a table summarizing various categories of financial amounts, including those due, expired, rejected invoices, pending invoices, and the total amount in Spanish. (Subtitulado por IA)
The image is a table summarizing various categories of financial amounts, including those due, expired, rejected invoices, pending invoices, and the total amount in Spanish. (Subtitulado por IA)340×412 4.9 KB

me aparece asi

y lo hice como tu

A section of HTML code containing styling definitions for a table element using CSS. (Subtitulado por IA)
A section of HTML code containing styling definitions for a table element using CSS. (Subtitulado por IA)450×553 8.74 KB

The image shows a segment of HTML code that includes styles and elements for a table titled "Resumen Cartera de Clientes". (Subtitulado por IA)
The image shows a segment of HTML code that includes styles and elements for a table titled "Resumen Cartera de Clientes". (Subtitulado por IA)1419×302 10.5 KB