Test CSS: custom elements (list, select, radio)

https://itchief.ru/html-and-css/styling-checkbox-and-radio
CSS стилизация checkbox и radio – 2 варианта

https://ru.stackoverflow.com/questions/702116/%d0%a6%d0%b2%d0%b5%d1%82-%d0%bf%d1%82%d0%b8%d1%87%d0%ba%d0%b8-%d1%87%d0%b5%d0%ba%d0%b1%d0%be%d0%ba%d1%81%d0%b0-%d0%b8-%d0%bb%d0%b5%d0%b9%d0%b1%d0%bb%d0%b0

https://habr.com/ru/post/442888/
Кастомизируем select на чистом css

https://computy.ru/blog/stilizacija-select-kak-budto-jeto-2019/
Стилизация Select с помощью css

https://www.xiper.net/collect/html-and-css-tricks/verstka-form/nice-checkbox.html
Нестандартные checkbox

https://pepelsbey.net/2012/08/stylish-switch/
Модный переключатель

https://www.w3schools.com/howto/howto_css_switch.asp
How TO - Toggle Switch

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https://css-tricks.com/custom-list-number-styling/
counter-increment
https://8-points.ru/uslugi/vnedrenie-amocrm

.page-template-page-uslugi-vnedrenie-amocrm .block-stages ul li {
	list-style: none;
	padding: 10px;
	counter-increment: abc;
}

.page-template-page-uslugi-vnedrenie-amocrm .block-stages ul li::before {
	content: counter(abc);
	color: #1aa3a0;
	padding-right: 20px;
	font-size: 20px;
	font-weight: bold;
}