.ui-close {
    position: relative;
    top: -2px;
    right: -21px;
    color: inherit;
    font-size: 21px;
    font-weight: 700;
    line-height: 1;
    color: #000;
    text-shadow: 0 1px 0 #fff;
}

.ui-close:focus,
.ui-close:hover {
    color: #000;
    text-decoration: none;
    cursor: pointer;
    filter: alpha(opacity=50);
    opacity: .5
}

button.ui-close {
    -webkit-appearance: none;
    padding: 0;
    cursor: pointer;
    background: 0 0;
    border: 0
}