.sp-ad-slot {
    width: min(100%, 1060px);
    margin: 16px auto;
    overflow: hidden;
    border-radius: 10px;
    text-align: center;
}
.sp-ad-slot--pending { display: none; }
.sp-ad-slot--ready { display: block; min-height: 110px; }
.sp-ad-slot--rectangle { width: min(100%, 336px); min-height: 280px; }
.sp-ad-slot--infeed,
.sp-ad-slot--inarticle { min-height: 160px; }
.sp-ad-label { display: block; margin-bottom: 5px; color: #718086; font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.sp-ad-slot--preview { display: grid; min-height: 110px; place-items: center; align-content: center; border: 1px dashed #9eb4aa; background: #f2f6ef; color: #164d59; }
.sp-ad-slot--preview span { font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.sp-ad-slot--preview small { margin-top: 5px; color: #627379; }
@media (max-width: 640px) { .sp-ad-slot { margin: 12px auto; border-radius: 6px; } .sp-ad-slot--ready { min-height: 90px; } }