.b64-tabs{width:100%}
.b64-tabs button{flex:1 1 0}
[data-pane]>.card+.card{margin-top:14px}
.b64-out{background:var(--surface-2);font-size:14px;word-break:break-all}
#b64-in{font-size:15px}
.b64-preview{display:block;max-width:100%;max-height:280px;margin:0 auto;border-radius:10px;border:1px solid var(--border);background:repeating-conic-gradient(var(--surface-2) 0 25%,var(--surface) 0 50%) 0 0/16px 16px}
.b64-thumb{width:56px;height:56px;object-fit:cover;border-radius:10px;border:1px solid var(--border);flex:none}
.b64-fhead b{word-break:break-all}
.b64-save{align-self:end}
#b64-ffmt button{flex:1 1 auto}
#b64-ffmt{width:100%}