.w3d-model-wrap{
  box-sizing: border-box;
  max-width: 100%;
  overflow: hidden;
  margin: 14px 0;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 12px;
  padding: 12px;
  background: rgba(255,255,255,.75);
}
.w3d-model-title{
  margin: 0 0 10px 0;
  font-size: 16px;
}
.w3d-model-stage{
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 420px;
  border-radius: 12px;
  overflow: hidden;
  background: radial-gradient(circle at 45% 35%, rgba(245,245,245,1) 0%, rgba(225,225,225,1) 45%, rgba(200,200,200,1) 100%);
}
@media (max-width: 520px){
  .w3d-model-stage{ height: 320px; }
}
.w3d-model-fallback{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size: 13px;
  color: rgba(0,0,0,.65);
  padding: 12px;
  text-align:center;
}
.w3d-model-hint{
  margin: 10px 0 0 0;
  font-size: 12px;
  color: rgba(0,0,0,.65);
}

.w3d-model-wrap *{ box-sizing: border-box; }

.w3d-model-stage canvas{
  width: 100% !important;
  height: 100% !important;
  display: block;
  touch-action: none;
}