Why does the dark mode have oled black only below certain width

<table> <tr><td> <a href="https://www.reddit.com/r/ChatGPT/comments/1sf9xzo/i_built_a_free_custom_theming_layer_for_chatgpt/"> <img alt="I built a free custom theming layer for

<!-- SC_OFF --><div class="md"><p>Hi,</p> <p>The recent update to <strong>pure black in dark mode gives me serious eye strain and &quot;mind fog&quot;</strong> (maybe it’s just me

<table> <tr><td> <a href="https://www.reddit.com/r/ChatGPT/comments/1t6zyhp/the_new_black_background_is_horrible/"> <img alt="The new black background is horrible"

<!-- SC_OFF --><div class="md"><p>Until a few minutes ago, the background was dark grey like it has been for years and when I accidentally refreshed it, it’s pitch black now??</p>

<table> <tr><td> <a href="https://www.reddit.com/r/ChatGPT/comments/1x7q4r0/if_you_give_chatgpt_a_question_like_a_or_a_or_a/"> <img alt="If you give chatgpt a question like (a or