Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_HINT_EMSCRIPTEN_CANVAS_SELECTOR - Specify the CSS selector used for the "default" window/canvas.
SYNOPSIS
#include <SDL3/SDL_hints.h>
#define SDL_HINT_EMSCRIPTEN_CANVAS_SELECTOR "SDL_EMSCRIPTEN_CANVAS_SELECTOR"
DESCRIPTION
This hint only applies to the emscripten platform.
The default value is "#canvas"
This hint should be set before creating a window.
AVAILABILITY
This hint is available since SDL 3.2.0.
Simple Directmedia Layer SDL 3.2.20 SDL_HINT_EMSCRIPTEN_CANVAS_SELECTOR(3)