/* Add a black background color to the top navigation */
.topnav {
    background-color: #333;
    overflow: hidden;
    width: 750px;
    margin: 0 auto;
    border-radius: 10px;
    margin-left: auto;
    margin-right: auto;



}

/* Style the links inside the navigation bar */
.topnav a {
    float: left;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;

}

/* Change the color of links on hover */
.topnav a:hover {
    background-color: #ddd;
    color: black;
}

/* Add a color to the active/current link */
.topnav a.active {
    background-color: #003300;
    color: white;
}

/*Content Body */

.conten-body {
    background-color: #333;
/*   overflow: hidden;  */
    width: 750px;
    margin: 0 auto;
    border-radius: 10px;
    margin-left: auto;
    margin-right: auto;
    min-height: 500px;
    display: block;
}

.spacer {
    background-color: SlateGrey;
    overflow: hidden;
    width: 750px;
    margin: 0 auto;
    margin:left;

}
p{
     margin: 10px 0;
     color: white;
     padding-top: 10px;
     padding-right: 20px;
     padding-bottom: 10px;
     padding-left: 20px;
}
li {
     color: white;
     padding-right: 20px;
     padding-left: 20px;
}

.rightbox {
    background-color: #333;
    width: 160px;
    margin: 0 auto;
    border-radius: 10px;
    overflow: hidden;
    float:left;
    margin-left: 10px;

}

iframe{
    overflow:hidden;
    scrolling: no;
}