两段代码:
<div class="mdui-appbar mdui-color-indigo"> <div class="mdui-toolbar mdui-color-theme"> <a href="javascript:history.go(-1);" class="mdui-btn mdui-btn-icon"><i class="mdui-icon material-icons"></i></a> <a href="javascript:;" class="mdui-typo-headline">P<?=$data[0]?></a> <div class="mdui-toolbar-spacer"></div> </div> </div>
<div class="mdui-appbar mdui-color-indigo"> <div class="mdui-toolbar mdui-color-theme"> <a href="javascript:history.go(-1);" class="mdui-btn mdui-btn-icon"><i class="mdui-icon material-icons"></i></a> <a href="javascript:;" class="mdui-typo-headline">P<?=$data[0]?></a> <div class="mdui-toolbar-spacer"></div> </div> </div>
一个顶上有1em大小的留白,一个没有