input-field.css

body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f4f4f4;
}

.input-container {
    position: relative;
    display: inline-block;
}

#dateInput {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    width: 200px;
}

.calendar-container {
    position: absolute;
    top: 50px;
    left: 0;
    width: 350px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    display: none;
    z-index: 1000;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: #fff;
}

.calendar-header button {
    background: none;
    border: none;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
}

.calendar-weekdays, .calendar-dates {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
}

.calendar-weekdays div, .calendar-dates div {
    padding: 10px 0;
}

.calendar-weekdays {
    background-color: #ddd;
}

.calendar-dates div {
    border: 1px solid #eee;
    cursor: pointer;
}

.calendar-dates div:hover {
    background-color: #f0f0f0;
}

.calendar-dates .selected {
    background-color: #4CAF50;
    color: #fff;
}