How to put him in the middle, center, good hard ah, CSS

CodePudding user response:

CSS
# container {
Width: 300 px;
Margin: auto;
}

CodePudding user response:

reference 1/f, three dozen soy sauce response:

CSS
# container {
Width: 300 px;
Margin: auto;
}

Width can be set to one hundred percent

CodePudding user response:

Set the 300 px into * * % 1-100

CodePudding user response:

Structure problem, generally divided into & lt; Header>