reblogr.css

.reblogr {
    position: absolute;
    right: 5px;
    top: 5px;
}

.reblogr a {
    background-color: rgba(0, 0, 0, 0.5);
    float: left;
    margin-left: 3px;
    padding: 0 5px;
    border-radius: 3px;
    z-index: 999;
    font: 14px Arial, sans-serif;
    font-weight: bold;
    height: 32px;
    line-height: 32px;
    text-align: center;
    min-width: 21px;
    -webkit-transition: all 200ms ease;
    transition: all 200ms ease;
}

.reblogr a,
.reblogr a:hover,
.reblogr a:active,
.reblogr a:visited {
    color: white;
    text-decoration: none;
}

.reblogr a:hover {
    background-color: rgba(0, 0, 0, 0.75);
}

.reblogr-reblog,
.reblogr-like {
    background-image: url(http://static.tumblr.com/tpqedpr/Zbmm9zw4y/master.png);
}

.reblogr-reblog {
    background-position: 2px -57px;
}

.reblogr-reblog:hover {
    background-position: -29px -57px;
}

.reblogr-like {
    background-position: 2px 0;
}

.reblogr-like:hover {
    background-position: -27px 0;
}

reblogr.html

<div class="reblogr">
    <a class="reblogr-notes" href="{Permalink}">{NoteCount}</a>
    <a class="reblogr-reblog" href="http://www.tumblr.com/reblog/{PostID}/xDjDBBhs" target="_blank"></a>
    <a class="reblogr-like" href="{Permalink}"></a>
</div>