html {
    height: 100%;
}

*{
    margin-left: auto;
    margin-right: auto;
}

body {
    background:rgb(2, 2, 2);
}

#menubar {
    margin-bottom: 120px;
    position: relative;
    width: 100%;
    height: 35px;
    text-align: center;
    display: inline-block;
}

ul#menu {
    display: inline-block;
}

#menu li {
    list-style: none;
    border-right: 1px solid #bbb;
    float: left;
}

#menu li:last-child {
    border-right: none;
  }

#menu li a {
    letter-spacing: 0em;
    font: normal 125% arial, sans-serif;
    font-weight: bold;
    text-transform: capitalize;
    padding: 10px 30px 10px 30px;
    text-align: center;
    display: block;
    text-decoration: none;
    color: rgb(225, 235, 247);
}

li a:hover:not(.active) {
    background-color: rgb(80, 75, 75);
  }
  
  .active {
    background-color: #4CAF50;
  }


#main {
    padding: 30px 30px 0 0;
    width: 700px;
    height: 700px;
    background: url(../images/earth.gif) no-repeat;
    background-size: 100% 85%;
    border-radius: 20px;
}

#content {
    width: 100%;
    float: center;
    padding-top: 200px;
  }

#content h1{
    background-color: rgba(10, 10, 10, 0.5);
    color: rgb(225, 235, 247);
    margin-bottom: 20px;
    margin-right: 100px;
    margin-left:-80px;
    font: normal 200% arial, sans-serif;
}

#content p{
    background-color: rgba(10, 10, 10, 0.5);
    color: rgb(225, 235, 247);
    margin-top: -20px;
    margin-right: 100px;
    margin-left:-80px;
    padding-top: 20px;
    font: normal 125% arial, sans-serif;
}

#footer {
    margin-top: -30px;
    width: 98%;
    height: 33px;
    padding: 20px 0 0 0;
    text-align: center;
    color:rgb(218, 233, 87);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-size: 80%;
}