HTML basic selectors

This article introduces the basics of HTML selectors, which has certain reference value. Now I share it with you. Friends in need can refer to it

The role of selectors

You can operate various styles and attributes of html more conveniently and quickly in the style sheet

Classification

1. Tag type selector: Set styles for tags

a{
  text-decoration: none;
}

2. Contains selector

span[class=demo]{
    color:red;
}

3. Contains selector inside

p a{
    text-decoration: underline;
    font-size: 30px;
    color:#ff00ff;
}

4. Sub-object selector

body>p{
    font-size:34px;
}

5. ID selector

#content{
    border-style: solid;
}

6. Class selector

.note{
    font-size: 34px;
}
span.note1{
    font-size: 54px;
}

7. Group selector

td,p,a{

}

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