html, body { 
 margin:0; 
 padding:0; 
 text-align:center; 
 font-family:arial,sans-serif;
 font-size: 20px;
 background-color: silver;
 height: 100%;
} 

#pagewidth { 
 width:850px; 
 text-align:center;  
 margin-left:auto; 
 margin-right:auto;  
 background-color: #FFFFFF;  
 padding: 0, 20px, 0, 20px;
 border-left: 2px solid black;
 border-right: 2px solid black;
 min-height: 100%;
} 
 
input[type="text"], select {
 background-color:#F2F2F2;
 border:1px solid #ABADB3;
 font-size:22px;
}

input[type="submit"] {
 font-size:22px;
}

#intro {
 margin-top: 30px;
 padding-left: 50px;
 padding-right: 50px;
 text-align: justify;
}

#disc {
 bottom: 0px;
 font-size: 0.5em;
 margin-top: 50px;
 padding-left: 20px;
 border-top: 1px solid silver;
 text-align: right;
}

h2 {
 margin: 2px;
 padding: 0px;
 width: 500px;
 text-align: left;
 display: inline-block;
}

#sm {
 display: none;
}

.provider {
 width: 200px;
}

#lg {
    visibility:hidden;
}