body {
    margin: 0;
    text-align: center;
    background-color: #222222;
    color: #FFF;
}

.Top {
    position: fixed;
    top: 0;
    z-index: 999;
    width: 100%;
    height: auto;
    background-color: black;
    color: white;
}

.Navbar {
    margin: 0;
    padding: 0;
    width: 100%;
    display: flex;
    list-style: none;
    justify-content: space-evenly;
}

.Navbar li {
    display: block;
    width: 25%;
    padding: 12px 0;
}

.Navbar li a {
    display: block;
    margin: 0;
    text-decoration: none;
    color: aliceblue;
}

.Navbar li:hover {
    background-color: gray;
}

.Contents {
    margin: 150px 50px;
}

section {
    margin: 25px;
    padding: 25px;
    border-radius: 25px;
    background: linear-gradient(rgb(64, 64, 64), rgba(0, 0, 0));
    box-shadow: 25px 25px 50px #000000;
}

footer {
    margin: 25px;
    height: 10vh;
}

iframe {
   width: 100%;
   height: 100%;
   min-height: 500px;
   border-radius: 25px;
}

.white {
    color: #FFF;
}

.black {
    color: #000;
}

.red {
    color: #F00;
}

.blue {
    color: #00F;
}

.green {
    color: #0F0;
}

.yellow {
    color: #FF0;
}

.magenta {
    color: #F0F;
}

.cyan {
    color: #0FF;
}

.orange {
   color: #FA0;
}

.purple {
  color: #A0F
}

.grey {
    color: #AAA;
}

.transparent {
    color: transparent;
}