SharePoint 2013 hides the page's ribbon, menu and other non-content elements.
After adding the following styles, there will be a clean page left. You can do content nesting and other operations on this page. Very useful.
Part of the code was written by Hu Xiangwen.
#s4-workspace {
overflow:hidden;
}
#s4-titlerow{
display:none !important;
}
// Hide Ribbon
#s4-ribbonrow{
display:none !important;
}
#suiteBar{
display:none;
}
#sideNavBox{
display:none;
}
#contentBox{
margin:0 ;
}
.welcome-content{
display:none;
}
#contentRow {
padding-top:0px !important;
}
#showContent{
margin: -150px 0px 0px -200px;
}