ng-color-picker ul {
    padding: 0;
    margin: 0;
}

ng-color-picker li {
    width:50px;
    height:50px;
    box-sizing:border-box;
    display:inline-block;
    border:1px solid #444;
    margin-left: 4px;
}

ng-color-picker li.selected {
    border: 1px solid #fff;
    outline: 2px solid #000;

}