Babylon.js/nodeEditor/src/components/diagram/diagram.scss

.srd-node {
    width: 200px;
}

.srd-node--selected > * {
    border: 4px solid  rgb(0, 192, 255) !important;
    border-radius: 20px;
}
          
.srd-port {
    background: rgb(0, 192, 255);
    border-radius: 10px;
    border: black 4px solid;

    &.connected {
        background: #CAB422;
    }
}

.diagramBlock {
    background: white;
    width: 100%;
    border: 4px solid black;
    border-radius: 20px;
    display: grid;
    grid-template-rows: 30px auto;
    grid-template-columns: 50% 50%;

    &.input {
        background: #40866E;
        color:white;

        .value {
            grid-row: 2;
        }

        .outputs {
            transform: translateY(5px);
        }
    }

    &.attribute {
        background: #40866E;
    }

    &.output {
        background: blue;
        color:white;

        .inputs { 
            color:white;
        }
    }

    .header {            
        grid-row: 1;
        grid-column: 1 / span 2;
        border: 4px solid black;
        border-top-right-radius: 16px;
        border-top-left-radius: 16px;
        font-size: 16px;
        text-align: center;
        margin: -1px;
        
        white-space: nowrap;
        text-overflow: ellipsis;
        overflow: hidden;
        background: black;
        color: white;
    }

    .value {
        grid-row: 3;
        grid-column: 1 / span 2;
        height: 34px;
        text-align: center;
        font-size: 18px;
        font-weight: bold;
        margin: 0 10px;

        .value-text {
            white-space: nowrap;
            text-overflow: ellipsis;
            overflow: hidden;
        }
    }

    .preview {
        border-bottom-left-radius: 16px;
        border-bottom-right-radius: 16px;
        padding-top: 2px;
    }

    .inputs {
        grid-row: 2;
        grid-column: 1;
        .input-port {
            display: grid;
            grid-template-columns: 10px calc(100% - 10px);
            grid-template-rows: 100%;

            .input-port-plug {
                grid-column: 1;
                grid-row: 1;
                display: grid;
                align-content: center;
                margin-left: -11px;

            }

            .input-port-label {
                margin-left: 10px;
                grid-column: 2;
                grid-row: 1;         
                margin-bottom: 2px;    
                overflow: hidden;
                white-space: nowrap;
                text-overflow: ellipsis;   
            }
        }
    }

    .outputs {
        grid-row: 2;
        grid-column: 2;
        .output-port {
            display: grid;
            grid-template-columns: calc(100% - 10px) 10px;
            grid-template-rows: 100%;

            .output-port-plug {
                grid-column: 2;
                grid-row: 1;
                display: grid;
                align-content: center;
            }

            .output-port-label {
                text-align: right;
                margin-right: 10px;
                grid-column: 1;
                grid-row: 1;                        
                margin-bottom: 2px;   
                overflow: hidden;
                white-space: nowrap;
                text-overflow: ellipsis;   
            }
        }
    }
}