Ul Loop is not working in Google Chrome

Hi,

Phrases on video is getting stacked up on each other after some iteration. Please help. Here is the link:
http://responsivemts.com

I have attached the screenshot for your reference.

Thank you,

<div class="newsticker">
    <ul class="newsticker-list">

        <li class="newsticker-item item1">
            <h1 >All Your Ad Campaign Needs in One Place</h1>
        </li>

        <li class="newsticker-item item2">
            <h1 >Operational Efficiency? Check!</h1>  
        </li>

        <li class="newsticker-item item3">
            <h1 >24/7 Ad Ops? We've Got You Covered</h1>
        </li>

        <li class="newsticker-item item4">
            <h1 >WE OFFER </h1>
        </li>

        <li class="newsticker-item item5">
            <h1 >Programmatic Marketing Done Right</h1>
        </li>

        <li class="newsticker-item item6">
            <h1 >Customized Campaigns and Limitless Imagination</h1>  
        </li>

        <li class="newsticker-item item7">
            <h1>Cutting-Edge Creativity</h1>
        </li>

        <li class="newsticker-item item8">
            <h1 >An Integrity-First Approach </h1>
        </li>

        <li class="newsticker-item item9">
            <h1>Responsive Design Excellence</h1>
        </li>

    </ul>
</div>