<style>
.s1 {
    background:#28a745;
    color:#fff;
    font-size:0;
}
.s1:after {
    content:"有效";
    font-size:14px;
}

.s0 {
    background:#dc3545;
    color:#fff;
    font-size:0;
}
.s0:after {
    content:"无效";
    font-size:14px;
}
</style>

<span class="status s{zt}" style="padding:5px 10px;border-radius:5px;display:inline-block;">
</span>