:global(.react-flow__handle.connected) {
    background: lightgray;
    border-color: green;
    filter: drop-shadow(0 0 0.25rem green);
}

:global(.singleConnectionHandle.connected) {
    background: #55dd99;
}

:global(.react-flow__handle.unconnected){
    background: lightgray;
    border-color: gray;
}

:global(.singleConnectionHandle.unconnected){
    background: lightsalmon;
    border-color: #ff6060;
    filter: drop-shadow(0 0 0.25rem #ff6060);
}

:global(.react-flow__handle.connectingto) {
    background: #ff6060;
    border-color: coral;
    filter: drop-shadow(0 0 0.25rem coral);
}

:global(.react-flow__handle.valid) {
    background: #55dd99;
    border-color: green;
    filter: drop-shadow(0 0 0.25rem green);
}