div.hover-wrap {
    position: relative;
    display: inline;
}

div.hover-wrap input.invalid {
    border: 2px solid red;
}

div.hover-wrap ul.errors {
    display: none;
}

div.hover-wrap label.hover {
    position: absolute;
    top: -0.7em;
    left: 5px;
    color: #666;
}