menu.php

<div class="panel panel-default nav nav-sidebar pull-right " style=" margin-top: 72px;" role="tablist">
    <!-- Default panel contents -->
    <!--    <div class="panel-heading btn-block menu-header"  >
            <center>
                <a href="index.php?c=1">
                    <div><img src="img/import.png" width="50px"></div>
                    <div>Choose Dataset</div>
                </a>
            </center>
        </div>-->
    <div class="panel-heading btn-block menu-header" id="choose-dataset">
        <br>
        <center>
            <a href="#network" aria-controls="network" role="tab" data-toggle="tab">
                <div><img src="img/import.png" width="35px"></div>
                <div>Choose Dataset</div>
            </a>
        </center>
    </div>
    <div class="panel-heading btn-block menu-header">
        <br>
        <center>
            <a href="#ranking" aria-controls="ranking" role="tab" data-toggle="tab">
                <div><img src="img/ranking.png" width="35px"></div>
                <div>Compare Rankings</div>
            </a>
        </center>
    </div>
        
    <!--    <div class="panel-heading btn-block menu-header">
            <br>
            <center>
                <a id="compare-algs" href="#algorithm" aria-controls="algorithm" role="tab" data-toggle="tab">
                    <div><img src="img/network.png" width="35px"></div>
                    <div>Compare Algorithms</div>
                </a>
            </center>
        </div>-->

    <!--    <div class="panel-heading btn-block menu-header">
            <center>
                <a href="index.php?c=5">
                    <div><img src="img/setting.png" width="50px"></div>
                    <div>Setting</a></div>
    </center>
    </div>-->
</div>