sampleAtomCommand.css

.atom-category {
    color: #fff;
    margin-right: 6px;
    border-radius: 2px;
    padding: 1.2px 3px;
}
.atom-shortcut {
    float: right;
    margin-right: 2px;
    display: inline-block;
    margin-left: 0.45454545em;
    padding: 0 0.375em;
    line-height: 2;
    margin-top: -0.375em;
    font-family: inherit;
    font-size: 1em;
    letter-spacing: 0.1em;
    border-radius: 3px;
    color: #fff;
    background-color: #4d78cc;
}

.atom-category.Command {
    background: rgb(67, 130, 207);
}
.atom-category.Navigate {
    background: rgb(165, 22, 134);
}
.atom-category.Network {
    background: rgb(46, 41, 194);
}
.atom-category.System {
    background: rgb(49, 177, 79);
}
.atom-category.Drawer {
    background: rgb(206, 64, 206);
}