.react-calendar {
    --primary-color: #007ac3;
    --secondary-color: white;
    --tertiary-color: lightskyblue;
    --disabled-color: #939393;
    --datetime-picker-width: 350px;
    --base-font-family: Helvetica, Arial, sans-serif;
    width: var(--datetime-picker-width);
    height: 300px;
    max-width: 100%;
    max-height: 100%;
    background: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 2vmin;
    font-family: var(--base-font-family);
    line-height: 1.125em;
}

@media screen and (max-width: 350px) {
    .react-calendar {
        width: 100%;
    }
}

.react-calendar--doubleView {
    width: calc(var(--datetime-picker-width) * 2);
}
.react-calendar--doubleView .react-calendar__viewContainer {
    display: flex;
    margin: -0.5em;
}
.react-calendar--doubleView .react-calendar__viewContainer > * {
    width: 50%;
    margin: 0.5em;
}
.react-calendar,
.react-calendar *,
.react-calendar *:before,
.react-calendar *:after {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
.react-calendar button {
    margin: 0;
    border: 0;
    outline: none;
}
.react-calendar button:enabled:hover {
    cursor: pointer;
}
.react-calendar__navigation {
    height: 44px;
}
.react-calendar__navigation__label {
    color: var(--secondary-color);
    font-family: var(--base-font-family);
    font-size: 2.25ch;
}
.react-calendar__navigation button {
    min-width: 44px;
    background: none;
}
.react-calendar__navigation button:hover,
.react-calendar__navigation button:active {
    background-color: var(--tertiary-color);
    border: 2px solid var(--tertiary-color);
    border-radius: 2vmin;
}
.react-calendar__navigation button[disabled] {
    background-color: var(--disabled-color);
}
.react-calendar__month-view__weekdays {
    text-align: center;
    text-transform: uppercase;
    font-weight: bold;
    font-size: 0.75em;
    color: var(--secondary-color);
}
.react-calendar__month-view__weekdays__weekday {
    padding: 0.5em;
}
.react-calendar__month-view__weekNumbers {
    font-weight: bold;
}
.react-calendar__month-view__weekNumbers .react-calendar__tile {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75em;
    padding: calc(0.75em / 0.75) calc(0.5em / 0.75);
}
.react-calendar__month-view__days__day {
    color: var(--secondary-color);
}
.react-calendar__month-view__days__day--weekend {
    color: var(--secondary-color);
}
.react-calendar__month-view__days__day--neighboringMonth {
    color: var(--disabled-color);
}
.react-calendar__year-view .react-calendar__tile,
.react-calendar__decade-view .react-calendar__tile,
.react-calendar__century-view .react-calendar__tile {
    padding: 1em 0.5em;
    font-size: 20px;
    font-family: var(--base-font-family);
}
.react-calendar__tile {
    max-width: 100%;
    text-align: center;
    padding: 0.5em 0.5em;
    background: none;
    color: var(--secondary-color);
}
.react-calendar__tile:disabled {
    color: var(--disabled-color);
}
.react-calendar__tile:enabled:hover,
.react-calendar__tile:enabled:focus {
    background-color: var(--secondary-color);
}
.react-calendar__tile--now,
.react-calendar__tile--now:enabled:hover,
.react-calendar__tile--now:enabled:focus {
    background-color: var(--tertiary-color);
    color: black;
    border-radius: 3vmin;
}
.react-calendar__tile--hasActive,
.react-calendar__tile--hasActive:enabled:hover,
.react-calendar__tile--hasActive:enabled:focus {
    background: var(--tertiary-color);
}
.react-calendar__tile--active,
.react-calendar__tile--active:enabled:hover,
.react-calendar__tile--active:enabled:focus {
    background: var(--secondary-color);
    color: black;
    border: 3px double var(--tertiary-color);
    border-radius: 3vmin;
}
.react-calendar--selectRange .react-calendar__tile--hover {
    background-color: var(--secondary-color);
}