Hide Stack Overflow / Stack Exchange welcome back message by yukulele

/* ==UserStyle==
@name         stackoverflow / *stackexchange hide welcome back message
@version      20230312.16.20
@namespace    userstyles.world/user/yukulele
@description  When you come back on stakeoverflow or on any stackexchange website after a long time, you get a useless "welcome back" message hiding website menu. This userstyle remove it.
@author       yukulele
@license      CC Zero
==/UserStyle== */
@-moz-document url-prefix("https://askubuntu.com/"),
url-prefix("https://serverfault.com/"),
url-prefix("https://mathoverflow.net/"),
url-prefix("https://stackapps.com/"),
domain("stackexchange.com"),
domain("stackoverflow.com"),
domain("superuser.com") {
	#overlay-header {
		display: none !important;
	}

	.deleted-answer {
		height: 1em;
		overflow: hidden;
	}

	.deleted-answer:hover {
		height: auto;
	}
}