.popup-wrapper {
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-shadow: 0 2px 8px #aaa;
    overflow: hidden;
}
.popup-title {
    padding: 10px 15px;
    background-color: #f4f4f4;
    border-bottom: 1px solid #f0f0f0;
}
.popup-title h3 {
    margin: 0;
    line-height: 1.5em;
    color: #333;
}
.popup-body {
    padding: 10px 15px;
    color: #555;
}
.popup-close {
    float: right;
    margin-top: 2px;
    padding: 0;
    font-size: 24px;
    line-height: 1;
    border: 0;
    background: transparent;
    color: #aaa;
    cursor: pointer;
}
.popup-close:hover {
    color: #333;
}