Zarovnání na desetinnou čárku. You cannot align it in the middle of what? To align text in the center of a baseline grid, above or below virtual body, or above or bottom of average printing surface, select an option other than None from the Grid Alignment menu.
It can be easily centered by adding the text-align: center; CSS property to the parent element that contains it.
text-align 属性规定元素中的文本的水平对齐方式。 该属性通过指定行框与哪个点对齐，从而设置块级元素内文本的水平对齐方式。 通过允许用户代理调整行内容中字母和字之间的间隔，可以支持值 justify；不同用户代理可能会得到不同的结果。
Supported elements . : We've Got The Answer (And The Code) do?
It will override any style set in the HTML