Fix z index bug

Author: onesine

src/components/Datepicker.tsx

@@ -206,7 +206,7 @@ const Datepicker: React.FC<Props> = ({primaryColor = "blue", value = null, onCha
             <div className="relative w-full text-gray-700" ref={containerRef}>
                 <Input/>
 
-                <div className="transition-all ease-out duration-300 absolute mt-[1px] text-sm lg:text-xs 2xl:text-sm translate-y-4 opacity-0 hidden" ref={calendarContainerRef}>
+                <div className="transition-all ease-out duration-300 absolute z-10 mt-[1px] text-sm lg:text-xs 2xl:text-sm translate-y-4 opacity-0 hidden" ref={calendarContainerRef}>
                     <Arrow ref={arrowRef}/>
 
                     <div className="mt-2.5 shadow-sm border border-gray-300 px-1 py-0.5 bg-white dark:bg-slate-800 dark:text-white dark:border-slate-600 rounded-lg">