pbootcms是否置顶/推荐/头条带CSS样式：
<style>
.navadge{
display: inline-block;
padding: .25em .4em;
font-size: 75%;
font-weight: 700;
line-height: 1;
text-align: center;
white-space: nowrap;
vertical-align: baseline;
border-radius: .25rem;
}
.navadge-danger{
color: #ffffff;
background-color: #dc3545;
}
.navadge-warning{
color: #ffffff;
background-color: #ffc800;
}
.navadge-info{
color: #ffffff;
background-color: #0066ff;
}
</style>
{pboot:if([list:istop]==1)}
<span class="navadge navadge-danger">置顶</span>
{/pboot:if}
{pboot:if([list:isrecommend]==1)}
<span class="navadge navadge-warning">推荐</span>
{/pboot:if}
{pboot:if([list:isheadline]==1)}
<span class="navadge navadge-info">头条</span>
{/pboot:if}