.platform-btn{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .2s;color:#fff;border:none;background:#f5f5f5;box-shadow:0 2px 4px rgba(0,0,0,.1)}.platform-btn:hover{transform:scale(1.05);box-shadow:0 4px 8px rgba(0,0,0,.15)}.platform-btn img{width:18px;height:18px;-o-object-fit:contain;object-fit:contain}.platform-btn i{font-size:16px}@media (max-width:768px){.platform-btn img[alt=QQ\97F3\4E50],.platform-btn img[alt=\7F51\6613\4E91\97F3\4E50],.platform-btn[title=\5728QQ\97F3\4E50\4E2D\641C\7D22],.platform-btn[title=\5728\7F51\6613\4E91\97F3\4E50\4E2D\641C\7D22]{display:none!important}}