.calendar-container{font-family:Arial,sans-serif;margin:20px auto;max-width:400px}.calendar-input{margin-bottom:10px;padding:8px;width:100%}.calendar-button{background-color:#0073e6;border:none;color:#fff;cursor:pointer;padding:10px;width:100%}.calendar-confirmation{color:green;display:none;margin-top:10px}.calendar-error{background-color:#fdecea;border-left:3px solid #d93025;color:#a50e0e;font-size:14px;margin-bottom:10px;padding:8px}.calendar-fieldset{border:1px solid #ccc;margin:0 0 10px;padding:10px 12px}.calendar-fieldset legend{font-size:14px;padding:0 4px}.calendar-checkbox{align-items:flex-start;cursor:pointer;display:flex;font-weight:400;gap:8px;margin-bottom:6px}.calendar-checkbox input{flex:0 0 auto;margin:3px 0 0;width:auto}