.vcheck {
    display: inline-block;
    *display: inline;
    vertical-align: middle;
    margin: 0;
    padding-right: 2px;
    width: 22px;
    height: 22px;
    background: url(vcheck/green.png) no-repeat;
    border: none;
    cursor: pointer;
}

.vcheck {
    background-position: 0 0;
}

.vcheck.hover {
    background-position: -24px 0;
}

.vcheck.checked {
    background-position: -48px 0;
}

.vcheck.disabled {
    background-position: -72px 0;
    cursor: default;
}

.vcheck.checked.disabled {
    background-position: -96px 0;
}

/* HiDPI support */
@media (-o-min-device-pixel-ratio: 5/4), (-webkit-min-device-pixel-ratio: 1.25), (min-resolution: 120dpi), (min-resolution: 1.25dppx) {
    .vcheck {
        background-image: url(vcheck/green@2x.png);
        -webkit-background-size: 240px 24px;
        background-size: 240px 24px;
    }
}