.calendar {
    width: 17rem;
    border: 1px solid var(--main-dark-color);
    border-radius: 10px;
    overflow: hidden;
    background-color: #fff;
}
.calendar-header {
    background-color: var(--main-dark-color);
    color: #fff;
    text-align: center;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.calendar-header button {
    background: none;
    border: none;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
}
.calendar-body {
    padding: 10px;
}
.calendar-table {
    width: 100%;
    border-collapse: collapse;
}
.calendar-table th, .calendar-table td {
    width: 14.28%;
    height: 40px;
    text-align: center;
    border: 1px solid var(--main-light-color);
}
.calendar-table th {
    background-color: var(--main-light-color);
    color: #fff;
}
.calendar-table td {
    cursor: pointer;
    position: relative;
}
.calendar-table td:hover {
    background-color: rgb(255, 173, 97);
    color: #fff;
}
.calendar-table .today {
    background-color: var(--main-dark-color);
    color: #fff;
}
.calendar-table .event {
    background-color: var(--main-light-color);
    color: #fff;
    font-size: small;
    font-weight: lighter;
}

.calendar-table .event:hover::after {
    content: attr(data-event);
    position: absolute;
    background-color: var(--main-dark-color);
    color: #fff;
    padding: 5px;
    border-radius: 5px;
    white-space: nowrap;
    z-index: 1;
    opacity: 0.9;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
}

.calendar-table .event:hover::after {
    content: attr(data-event);
    position: absolute;
    background-color: var(--main-dark-color);
    color: #fff;
    padding: 5px;
    border-radius: 5px;
    white-space: nowrap;
    z-index: 1;
    opacity: 0.9;
}

.calendar-table .event[data-position="right"]:hover::after {
    left: auto;
    right: 0;
    transform: translateX(0);
}

.calendar-table .event[data-position="left"]:hover::after {
    left: 0;
    transform: translateX(0);
}