@media screen and (max-width: 960px) 
{ 
#wrapper {
        width: 758px;
        overflow: hidden;
    }
    section {
        width: 420px;
    }
    aside {
        width: 230px;
    }   
}

@media screen and (max-width: 758px) 
{
     #wrapper {
        width: 480px;
    }
    section, aside {
        float: none;
        width: 440px;
    }
}

@media screen and (max-width: 480px) 
{ 
    #wrapper {
        max-width: 480px;
        width: auto;
        margin: 20px;
    }
    section, aside {
        float: none;
        width: 92%;
        padding: 4%;
    }
select {

-webkit-appearance: none;
  -moz-appearance: none;
  background: #ffffff url(img/down.png) no-repeat 5% 50%;

margin-bottom: 20px;
margin-top: 10px;
width:100%;
height:45px;
padding: 15px;
border-radius:5px;
border:1px solid #7ac9b7;

    }
    
    table, thead, tbody, th, td, tr { 
		display: block; 

	}
	
	/* Hide table headers (but not display: none;, for accessibility) */
	thead tr { 
		position: absolute;
		top: -9999px;
		left: -9999px;
	}
	

	td { 
		/* Behave  like a "row" */
		border: none;
		position: relative;
		padding-left: 50%; 
	}
	
	td:before { 
		/* Now like a table header */
		position: absolute;
		/* Top/left values mimic padding */
		top: 6px;
		left: 6px;
		width: 45%; 
		padding-right: 10px; 
		white-space: nowrap;
	}
}

@media screen and (max-width: 600px) {
  .topnav a:not(:first-child) {display: none;}
  .topnav a.icon {
    float: left;
    display: block;
  }
}

/* The "responsive" class is added to the topnav with JavaScript when the user clicks on the icon. This class makes the topnav look good on small screens (display the links vertically instead of horizontally) */
@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive a.icon {
    position: absolute;
    left: 0;
    top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: right;
  }
}