*{
    box-sizing:border-box;
    margin:0;
    padding:0;
    }
                  
    li{
    list-style-type:none;
    position:relative;
    
    }
               
    li a{
    text-decoration:none;
    
    padding:5px 10px;
    width:120px;
    height:30px;
    border:0px solid #000;
    color:#fff;
   
    }
            
    li a:hover{
    color:#000;
    #background-color:#fff;
	
                
    }
    
    nav li ul{
        display:none;
        position:absolute;
        top:25px;
        left:14px;
		width:230px;
        height:430px;
		margin-top:0px;
		border-radius: 12px;
		background-color:#0ad3ef;
		box-shadow: 1px 1px 3px white;
		z-index: 9;
    }
            
    nav li:hover ul{display:block;}