2017.07.07
12个月
2017.07.08
I want to pass
item2 .tcc:nth-of-type(2) .icon{}Why is it invalid to add a style to the second tcc class name element? I thought about it later, do all pseudo-class selectors likenth-of-typerequire element tags before them? The tutorials on the Internet seem to be all about it, can't it be a class name?
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Because
is also p, so the second tcc is actually nth-of-type(3)Not to mention whether
nth-of-typeneeds to be explicitly specified,:nth-of-type(n)refers to selecting the nth child element with the specified type in the parent element, and your second.tccis the 3rd child element of.item2, not the 2nd. Maybe you should write it as.item2 .tcc:nth-of-type(3) .icon {}replaced with