html{background-color:#4c5f6b;color:#f5f5f5;text-align:center}h1{color:#f5f5f5}#emoji{font-size:5rem;margin:0}#reset{background-color:#4d1c1c}button{background-color:#870f0f;border:none;color:#fff;padding:10px 20px;margin:.2rem;text-align:center;text-decoration:none;display:inline-block;font-size:16px;border-radius:5px;cursor:pointer;transition:background-color .3s}button:hover{filter:brightness(.8)}.board{display:inline-block}.row{display:flex;gap:.4rem;margin-top:.4rem}.tile{width:30px;height:30px;border:1px solid #ccc;display:flex;align-items:center;justify-content:center;cursor:pointer;background:#e0e0e0;color:transparent;border-radius:.4rem}.tile.revealed{background:darkgrey;color:#000}.tile.flagged{color:#000}.neighbours-1.revealed{color:#00f}.neighbours-2.revealed{color:green}.neighbours-3.revealed{color:red}.neighbours-4.revealed{color:navy}.neighbours-5.revealed{color:maroon}.neighbours-6.revealed{color:teal}.neighbours-7.revealed{color:#000}.neighbours-8.revealed{color:#708090}