Default media and container width is 50%. The following CSS snippet will change the media container width to 1/4 and post content to 3/5.

@media screen and (min-width: 981px){.et_pb_column_4_4 .et_pb_post_extra.el_dbe_full_width .post-media { width: calc((100% - 120px)/ 4);}.et_pb_column_4_4 .et_pb_post_extra.el_dbe_full_width .post-content { width: calc((100% - 120px)/ 4*3);}}

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The following CSS snippet will change the media container width to 1/5 and content to 4/5. This layout is ideal for content with a large excerpt.

@media screen and (min-width: 981px){.et_pb_column_4_4 .et_pb_post_extra.el_dbe_full_width .post-media { width: calc((100% - 120px)/ 5);}.et_pb_column_4_4 .et_pb_post_extra.el_dbe_full_width .post-content { width: calc((100% - 120px)/ 5*4);}}