WordPress how to put widgets floating at any position of the pages

Описание: add the code to the additional css parts:
.country-selector.weglot-default {
position: fixed;

bottom: 10px;
left: 10px;
right: auto;
}

Use CSS to move a WordPress widget into different area.
How to Create a Sticky Floating Sidebar Widget in WordPress.
How to float the text, pictures and embedded content all the page width.