digraph DataFlow {
    rankdir=LR;
    bgcolor="#FAFAFA";
    node [shape=box, style="rounded,filled", fontname="Arial", margin=0.3];
    edge [color="#1976D2", penwidth=2];

    Input [label="Input Data", fillcolor="#E8EAF6", color="#5C6BC0", penwidth=2, fontcolor="#3949AB"];
    Algorithm [label="Algorithm", fillcolor="#E3F2FD", color="#42A5F5", penwidth=2, fontcolor="#1976D2"];
    Output [label="Output Data", fillcolor="#E0F2F1", color="#26A69A", penwidth=2, fontcolor="#00796B"];

    Input -> Algorithm;
    Algorithm -> Output;
}
