Let your CSS implement filtering like jquery

Syntax description:
E -- Element
ATT -- attribute
Val -- Attribute Value

E: First-child
E: Last-child

Matching the Eelement with the ATT attribute in the document
Syntax: E [ATT]

Matches the Eelement in the document with the ATT attribute and its value is Val.
Syntax: E [ATT = Val]

Matching the Eelement in the document with the ATT attribute and one of the values (multiple values are separated by spaces) is Val (Val cannot contain spaces)
Syntax: E [ATT ~ = Val]

Matching an Eelement with the ATT attribute and one of the values is Val, or followed by a hyphen starting with Val
Syntax: E [ATT | = Val]

Matches the Eelement in the document with the ATT attribute and Its Value prefix is Val.
Syntax: E [ATT ^ = Val]

Matches the Eelement in the document with the ATT attribute and Its Value suffix is Val.
Syntax: E [ATT $ = Val]

Matching the Eelement with the ATT attribute and Val in the document
Syntax: E [ATT * = Val]