body{
  background-image: url("../images/constitution.jpg");
  background-color: #cccccc;
  height: 500px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: fill;
  background-attachment: fixed;
  position: relative;
}
h1{color:black;}
h2{color:black;}
h3{color:black;}
h4{color:black;}
h5{color:black;}
p{color:black;font-size:20px;font-family:Arial;}
td{color:black;font-size:20px;font-family:Arial;}
a{color:black;}
li{color:black;font-size:20px;font-family:Arial;}
h1.white{color:white;}
h2.white{color:white;}
h3.white{color:white;}
h4.white{color:white;}
h5.white{color:white;}
table{border-spacing: 5px;}
p.white{color:white;text-indent: 50px;font-size:20px;font-family:Arial;}
a.white{color:white;}
li.white{color:white;}
p.big{color:black;line-height: 2;text-indent: 50px;font-size:20px;font-family:Arial;}
span.nav_button{font-size:30px;cursor:pointer;color:white;}
img.logo{width:113.66px;height:120px;}
img.computer{height:200px;width:200px;}
img.work_computer{height:250px;width:200px;}
marquee{color:white;}
img.HundOS{height:113px;width:200px;}
img.hound{height:169px;width:300px;}
div.container {
    width: 100%;
    transition: margin-left .5s;
}
img.ac{width:500px;height:302.2px;}
img.sr{width:500px;height:342.2px;}
img.cb{width:500px;height:293.6px;}
img.mm{width:500px;height:296px;}
img.Presidents{width:500px;height:900px;}
img.jb{width:500px;height:334.4px;}
img.bill{width:500px;height:696px;}
#main {
    transition: margin-left .5s;
}
header, footer {
    padding: 1em;
    color: white;
    clear: left;
}
main {
    transition: margin-left .5s;
    padding: 16px;
    margin-left:100px;
    margin-right:100px;
    background-color:white;
}
.button1 {
    background-color: white;
    color: black;
    border: 2px solid #555555;
}

.button1:hover {
    background-color: #555555;
    color: white;
}
.sidenav {
    height: 100%;
    width: 0;
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    background-color: #111;
    overflow-x: hidden;
    transition: 0.5s;
    padding-top: 60px;
}
.sidenav a {
    padding: 8px 8px 8px 32px;
    text-decoration: none;
    font-size: 25px;
    color: #818181;
    display: block;
    transition: 0.3s;
}
.sidenav a:hover, .offcanvas a:focus{
    color: #f1f1f1;
}
.sidenav p {
    text-decoration: none;
    font-size: 15px;
    color: #818181;
    display: block;
    transition: 0.3s;
}
.sidenav .closebtn {
    position: absolute;
    top: 0;
    right: 25px;
    font-size: 25px;
    margin-left: 50px;
}