.logo {position:absolute;
     left:50%;
     margin-left:-100px;
     align:center;
     border-radius: 25px;
      box-shadow: 10px 10px; 
}
.vidwindow {
    position:absolute;
    top:40px;
    left:50%;
    margin-left:-320px;

}
.vidwindow2 {
    position:absolute;
    top:150px;
    left:50%;
    margin-left:-400px;
}