<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" type="text/css" href="style.css">
    <title>404</title>
    <style>

        @import url(https://fonts.googleapis.com/css?family=opensans:500);
        .bodyy{
            background: #33cc99;
            color:#fff;
            font-family: 'Open Sans', sans-serif;
            max-height:700px;
            overflow: hidden;
        }
        .c{
            text-align: center;
            display: block;
            position: relative;
            width:80%;
            margin:100px auto;
        }
        ._404{
            font-size: 220px;
            position: relative;
            display: inline-block;
            z-index: 2;
            height: 250px;
            letter-spacing: 15px;
        }
        ._1{
            text-align:center;
            display:block;
            position:relative;
            letter-spacing: 12px;
            font-size: 4em;
            line-height: 80%;
        }
        ._2{
            text-align:center;
            display:block;
            position: relative;
            font-size: 20px;
        }
        .text{
            font-size: 70px;
            text-align: center;
            position: relative;
            display: inline-block;
            margin: 19px 0px 0px 0px;
            /* top: 256.301px; */
            z-index: 3;
            width: 100%;
            line-height: 1.2em;
            display: inline-block;
        }
        
        
        .btn{
            background-color: rgb( 255, 255, 255 );
            position: relative;
            display: inline-block;
            width: 358px;
            padding: 5px;
            z-index: 5;
            font-size: 25px;
            margin:0 auto;
            color:#33cc99;
            text-decoration: none;
            margin-right: 10px
        }
        .right{
            float:right;
            width:60%;
        }
        
        hr{
            padding: 0;
            border: none;
            border-top: 5px solid #fff;
            color: #fff;
            text-align: center;
            margin: 0px auto;
            width: 420px;
            height:10px;
            z-index: -10;
        }
        
        hr:after {
            content: "\2022";
            display: inline-block;
            position: relative;
            top: -0.75em;
            font-size: 2em;
            padding: 0 0.2em;
            background: #33cc99;
        }
        
        .cloud {
            width: 350px; height: 120px;
        
            background: #FFF;
            background: linear-gradient(top, #FFF 100%);
            background: -webkit-linear-gradient(top, #FFF 100%);
            background: -moz-linear-gradient(top, #FFF 100%);
            background: -ms-linear-gradient(top, #FFF 100%);
            background: -o-linear-gradient(top, #FFF 100%);
        
            border-radius: 100px;
            -webkit-border-radius: 100px;
            -moz-border-radius: 100px;
        
            position: absolute;
            margin: 120px auto 20px;
            z-index:-1;
            transition: ease 1s;
        }
        
        .cloud:after, .cloud:before {
            content: '';
            position: absolute;
            background: #FFF;
            z-index: -1
        }
        
        .cloud:after {
            width: 100px; height: 100px;
            top: -50px; left: 50px;
        
            border-radius: 100px;
            -webkit-border-radius: 100px;
            -moz-border-radius: 100px;
        }
        
        .cloud:before {
            width: 180px; height: 180px;
            top: -90px; right: 50px;
        
            border-radius: 200px;
            -webkit-border-radius: 200px;
            -moz-border-radius: 200px;
        }
        
        .x1 {
            top:-50px;
            left:100px;
            -webkit-transform: scale(0.3);
            -moz-transform: scale(0.3);
            transform: scale(0.3);
            opacity: 0.9;
            -webkit-animation: moveclouds 15s linear infinite;
            -moz-animation: moveclouds 15s linear infinite;
            -o-animation: moveclouds 15s linear infinite;
        }
        
        .x1_5{
            top:-80px;
            left:250px;
            -webkit-transform: scale(0.3);
            -moz-transform: scale(0.3);
            transform: scale(0.3);
            -webkit-animation: moveclouds 17s linear infinite;
            -moz-animation: moveclouds 17s linear infinite;
            -o-animation: moveclouds 17s linear infinite; 
        }
        
        .x2 {
            left: 250px;
            top:30px;
            -webkit-transform: scale(0.6);
            -moz-transform: scale(0.6);
            transform: scale(0.6);
            opacity: 0.6; 
            -webkit-animation: moveclouds 25s linear infinite;
            -moz-animation: moveclouds 25s linear infinite;
            -o-animation: moveclouds 25s linear infinite;
        }
        
        .x3 {
            left: 250px; bottom: -70px;
        
            -webkit-transform: scale(0.6);
            -moz-transform: scale(0.6);
            transform: scale(0.6);
            opacity: 0.8; 
        
            -webkit-animation: moveclouds 25s linear infinite;
            -moz-animation: moveclouds 25s linear infinite;
            -o-animation: moveclouds 25s linear infinite;
        }
        
        .x4 {
            left: 470px; botttom: 20px;
        
            -webkit-transform: scale(0.75);
            -moz-transform: scale(0.75);
            transform: scale(0.75);
            opacity: 0.75;
        
            -webkit-animation: moveclouds 18s linear infinite;
            -moz-animation: moveclouds 18s linear infinite;
            -o-animation: moveclouds 18s linear infinite;
        }
        
        .x5 {
            left: 200px; top: 300px;
        
            -webkit-transform: scale(0.5);
            -moz-transform: scale(0.5);
            transform: scale(0.5);
            opacity: 0.8; 
        
            -webkit-animation: moveclouds 20s linear infinite;
            -moz-animation: moveclouds 20s linear infinite;
            -o-animation: moveclouds 20s linear infinite;
        }
        
        @-webkit-keyframes moveclouds {
            0% {margin-left: 1000px;}
            100% {margin-left: -1000px;}
        }
        @-moz-keyframes moveclouds {
            0% {margin-left: 1000px;}
            100% {margin-left: -1000px;}
        }
        @-o-keyframes moveclouds {
            0% {margin-left: 1000px;}
            100% {margin-left: -1000px;}}
        </style>
</head>
<body class="bodyy">

    <div id="clouds">
        <div class="cloud x1"></div>
        <div class="cloud x1_5"></div>
        <div class="cloud x2"></div>
        <div class="cloud x3"></div>
        <div class="cloud x4"></div>
        <div class="cloud x5"></div>
    </div>
    <div class='c'>
        <div class='_404'>404</div>
        <hr>
        <div class='_1'>THE PAGE</div>
        <div class='_2'>WAS NOT FOUND</div>
        <a class='btn' href='#'>BACK TO MARS</a>
    </div>

    
    
</body>

</html>