* {margin:0px; padding:
* {margin:0px; padding:
margin:0; padding:0;
css li{list-style-type:none;margin:0px; padding:0px;}为什么前面还是
DIV+CSS * { margin:0;padding:0;border:1px solid red;}
* { padding:0; margin:0; outline:0;
body,ul,li { margin:0; padding:0; }
margin=0 padding=0是什么意思
* {margin:0;padding:谁告诉哦
margin:0px
padding与margin区别
padding与margin的区别?
margin和padding的区别