popup.css

* {
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
}

.box {
    width: 300px;
    border-radius: 5px;
    padding: 10px;
    background: #fff;
}

.box ul {
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

.box ul li {
    width: 50%;
    text-align: center;
    justify-content: center;
    align-items: center;
}

.box ul li:last-child {
    flex: 1;
    margin-left: -3px;
    margin-right: -3px;
}

.box ul li a {
    border: 1px solid #eee;
    display: block;
    border-radius: 5px;
    padding: 15px 10px;
    margin: 1.5%;
    background: #fff;
    transition: .15s ease-in-out;
}

#Green {
    background: #4caf50 !important;
    border-color: #4caf50;
}

#Blue {
    background: #2196f3;
    border-color: #2196f3;
}

#Pink {
    background: #e91e63;
    border-color: #e91e63;
}

.box ul li a:hover {
    opacity: 0.75;
}

.box ul li a span {
    color: #fff;
    font-family: Arial;
    font-size: 12px;
    display: block;
    font-weight: bold;
    margin-top: 5px;
}

#Green2 {
    background: linear-gradient(45deg, rgba(76, 175, 80, 1) 0%, rgba(42, 244, 50, 1) 100%);
}

#Blue2 {
    background: linear-gradient(45deg, rgba(33, 150, 243, 1) 0%, rgba(3, 85, 150, 1) 100%);
}

#Pink2 {
    background: linear-gradient(45deg, rgba(233, 30, 99, 1) 0%, rgba(175, 0, 59, 1) 100%);
}


span.title {
    color: #555;
    font-family: Arial;
    font-size: 12px;
    display: block;
    font-weight: bold;
    padding: 15px 5px 5px;
}



/*----------*/
.box {
    display: none;
    position: absolute;
    top: 42px;
    z-index: 1;
    right: 4px;
}