.wrapper {
    width: 450px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;
    position: absolute;
    display: none;
}

    .wrapper header {
        display: flex;
        align-items: center;
        padding: 15px 20px 0px;
        justify-content: space-between;
    }

header .icons {
    display: flex;
}

    header .icons span {
        height: 38px;
        width: 38px;
        margin: 0 1px;
        cursor: pointer;
        color: #878787;
        text-align: center;
        line-height: 38px;
        font-size: 1.9rem;
        user-select: none;
        border-radius: 50%;
    }

.icons span:last-child {
    margin-right: -10px;
}

header .icons span:hover {
    background: #f2f2f2;
}

header .current-date {
    font-size: 1.45rem;
    font-weight: 500;
    color:black;
}

.calendar {
    padding: 10px;
}

    .calendar ul {
        display: flex;
        flex-wrap: wrap;
        list-style: none;
        text-align: center;
    }

    .calendar .days {
        margin-bottom: 20px;
    }

    .calendar li {
        color: #333;
        width: calc(100% / 7);
        font-size: 1.07rem;
    }

    .calendar .weeks li {
        font-weight: 500;
        cursor: default;
    }

    .calendar .days li {
        z-index: 1;
        cursor: pointer;
        position: relative;
        margin-top: 30px;
    }

.days li.inactive {
    color: #aaa;
}

.days li.active {
    color: #fff;
}

.days li::before {
    position: absolute;
    content: "";
    left: 50%;
    top: 50%;
    height: 40px;
    width: 40px;
    z-index: -1;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.days li.active::before {
    background: #9B59B6;
}

.days li:not(.active):hover::before {
    background: #f2f2f2;
}