a.windowsLink {
    margin-left: 40px;
    padding-left: 20px;
    background-image: url("/static/images/windows.png");
    background-repeat: no-repeat;
    background-position: left;
}

a.osListLink {
    margin-left: 40px;
    padding-left: 65px;
    background-image: url("/static/images/os-list.png");
    background-repeat: no-repeat;
    background-position: left;
}

a.zipLink {
    margin-left: 40px;
    padding-left: 20px;
    background-image: url("/static/images/zip.png");
    background-repeat: no-repeat;
    background-position: left;
}

div.clear-block::after {
    clear: both;
    content: ".";
    display: block;
    height: 0;
    visibility: hidden;
}