.tower { width: min(92vw, 300px); margin: 14px auto; display: flex; flex-direction: column-reverse; gap: 3px; align-items: center; }
.jg-layer { display: flex; gap: 3px; }
.jg-block { width: 84px; height: 22px; border-radius: 4px; background: linear-gradient(#e7b873,#caa05a); border: 1px solid #9c7a3c; cursor: pointer; }
.jg-block.v { width: 26px; height: 22px; }
.jg-block:active { transform: scale(0.97); }
.jg-empty { width: 84px; height: 22px; }
.jg-empty.v { width: 26px; }