*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;display:flex;justify-content:center;align-items:center;height:100vh}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.App{background-color:green;position:fixed;top:0;left:0;bottom:0;right:0;overflow:auto;padding:3%}.Game{border-bottom:#7b7b7b;border-right:#7b7b7b;border-top:white;border-left:white;border-style:solid;border-width:4px;background:#c2c2c2;padding:16px}.GameHeader{border-bottom:#7b7b7b;border-right:#7b7b7b;border-top:white;border-left:white;border-style:solid;border-width:4px;padding:10px 12px;background:#c2c2c2;display:flex;justify-content:space-between;align-items:center}.GameBody{border-bottom:#7b7b7b;border-right:#7b7b7b;border-top:white;border-left:white;border-style:solid;border-width:4px;margin-top:16px;background:#c2c2c2;display:grid;grid-template-rows:repeat(9,1fr);grid-template-columns:repeat(9,1fr)}.NumberDisplay{width:80px;height:48px;color:green;background-color:#000;font-size:40px;display:flex;align-items:center;justify-content:center}.Face{border-bottom:#7b7b7b;border-right:#7b7b7b;border-top:white;border-left:white;border-style:solid;border-width:4px;width:52px;height:52px;font-size:30px;display:flex;align-items:center;justify-content:center;cursor:pointer}.Face:active{border-bottom-color:#fff;border-right-color:#fff;border-top-color:#7b7b7b;border-left-color:#7b7b7b}.BoardButton{border-bottom:#7b7b7b;border-right:#7b7b7b;border-top:white;border-left:white;border-style:solid;border-width:4px;width:30px;height:30px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-weight:700}.BoardButton:active{border-bottom-color:#fff;border-right-color:#fff;border-top-color:#7b7b7b;border-left-color:#7b7b7b}.BoardButton span{font-size:18px}.BoardButton.visible{border-color:#7b7b7b;border-width:1px}.BoardButton.value-1{color:#00f}.BoardButton.value-2{color:green}.BoardButton.value-3{color:red}.BoardButton.value-4{color:purple}.BoardButton.value-5{color:maroon}.BoardButton.value-6{color:#40e0d0}.BoardButton.value-7{color:#000}.BoardButton.value1{color:gray}