<html>
<head>

    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title> </title>
    <link href='https://fonts.googleapis.com/css?family=Open+Sans&subset=latin,latin-ext' rel='stylesheet' type='text/css'>
</head>
<style>
body {
  margin: 0;
  padding: 0;
}

.bg {
  display: block;
  height: 100vh;
  width: 100vw;
  background:
	linear-gradient(
		cyan,
		transparent
	),
	linear-gradient(
		-45deg,
		magenta,
		transparent
	),
	linear-gradient(
		45deg,
		yellow,
		transparent
	);
  background-blend-mode: multiply;
}
@import url(http://fonts.googleapis.com/css?family=opensans:500);
body {
  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;
  padding:10px 0px;
}

.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:#CE4986;
  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 {
  display: inline-block;
  position: relative;
  top: -0.75em;
  font-size: 2em;
  padding: 0 0.2em;
  background:transparent;
}

.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>
<body class="bg">
 <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'>HATA</div>
            <div class='_2'>ARADIĞINIZ SAYFA BULUNAMADI</div>
            <a class='btn' href='../'>ANASAYFA</a>
        </div>
</body>
</html>