<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Css 404错误页</title>

<style>
.error-container {
  text-align: center;
  font-size: 106px;
  font-family: "Catamaran", sans-serif;
  font-weight: 800;
  margin: 70px 15px;
}
.error-container > span {
  display: inline-block;
  position: relative;
}
.error-container > span.four {
  width: 136px;
  height: 43px;
  border-radius: 999px;
  background: linear-gradient(
      140deg,
      rgba(0, 0, 0, 0.1) 0%,
      rgba(0, 0, 0, 0.07) 43%,
      transparent 44%,
      transparent 100%
    ),
    linear-gradient(
      105deg,
      transparent 0%,
      transparent 40%,
      rgba(0, 0, 0, 0.06) 41%,
      rgba(0, 0, 0, 0.07) 76%,
      transparent 77%,
      transparent 100%
    ),
    linear-gradient(to right, #d89ca4, #e27b7e);
}
.error-container > span.four:before,
.error-container > span.four:after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 999px;
}
.error-container > span.four:before {
  width: 43px;
  height: 156px;
  left: 60px;
  bottom: -43px;
  background: linear-gradient(
      128deg,
      rgba(0, 0, 0, 0.1) 0%,
      rgba(0, 0, 0, 0.07) 40%,
      transparent 41%,
      transparent 100%
    ),
    linear-gradient(
      116deg,
      rgba(0, 0, 0, 0.1) 0%,
      rgba(0, 0, 0, 0.07) 50%,
      transparent 51%,
      transparent 100%
    ),
    linear-gradient(to top, #99749d, #b895ab, #cc9aa6, #d7969e, #e0787f);
}
.error-container > span.four:after {
  width: 137px;
  height: 43px;
  transform: rotate(-49.5deg);
  left: -18px;
  bottom: 36px;
  background: linear-gradient(
    to right,
    #99749d,
    #b895ab,
    #cc9aa6,
    #d7969e,
    #e0787f
  );
}

.error-container > span.zero {
  vertical-align: text-top;
  width: 156px;
  height: 156px;
  border-radius: 999px;
  background: linear-gradient(
      -45deg,
      transparent 0%,
      rgba(0, 0, 0, 0.06) 50%,
      transparent 51%,
      transparent 100%
    ),
    linear-gradient(
      to top right,
      #99749d,
      #99749d,
      #b895ab,
      #cc9aa6,
      #d7969e,
      #ed8687,
      #ed8687
    );
  overflow: hidden;
  animation: bgshadow 5s infinite;
}
.error-container > span.zero:before {
  content: "";
  display: block;
  position: absolute;
  transform: rotate(45deg);
  width: 90px;
  height: 90px;
  background-color: transparent;
  left: 0px;
  bottom: 0px;
  background: linear-gradient(
      95deg,
      transparent 0%,
      transparent 8%,
      rgba(0, 0, 0, 0.07) 9%,
      transparent 50%,
      transparent 100%
    ),
    linear-gradient(
      85deg,
      transparent 0%,
      transparent 19%,
      rgba(0, 0, 0, 0.05) 20%,
      rgba(0, 0, 0, 0.07) 91%,
      transparent 92%,
      transparent 100%
    );
}
.error-container > span.zero:after {
  content: "";
  display: block;
  position: absolute;
  border-radius: 999px;
  width: 70px;
  height: 70px;
  left: 43px;
  bottom: 43px;
  background: #fdfaf5;
  box-shadow: -2px 2px 2px 0px rgba(0, 0, 0, 0.1);
}

.screen-reader-text {
  position: absolute;
  top: -9999em;
  left: -9999em;
}

@keyframes bgshadow {
  0% {
    box-shadow: inset -160px 160px 0px 5px rgba(0, 0, 0, 0.4);
  }
  45% {
    box-shadow: inset 0px 0px 0px 0px rgba(0, 0, 0, 0.1);
  }
  55% {
    box-shadow: inset 0px 0px 0px 0px rgba(0, 0, 0, 0.1);
  }
  100% {
    box-shadow: inset 160px -160px 0px 5px rgba(0, 0, 0, 0.4);
  }
}

/* demo stuff */
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
body {
  background-color: #fdfaf5;
  margin-bottom: 50px;
}
html,
button,
input,
select,
textarea {
  font-family: "Montserrat", Helvetica, sans-serif;
  color: #bbb;
}
h1 {
  text-align: center;
  margin: 30px 15px;
}
.zoom-area {
  max-width: 490px;
  margin: 30px auto 30px;
  font-size: 19px;
  text-align: center;
}
.link-container {
  text-align: center;
}
a.more-link {
  text-transform: uppercase;
  font-size: 13px;
  background-color: #de7e85;
  padding: 10px 15px;
  border-radius: 0;
  color: #fff;
  display: inline-block;
  margin-right: 5px;
  margin-bottom: 5px;
  line-height: 1.5;
  text-decoration: none;
  margin-top: 50px;
  letter-spacing: 1px;
}
</style>
</head>
<body>

<h1>页面没有找到</h1>


<section class="error-container">
  <span class="four"><span class="screen-reader-text">4</span></span>
  <span class="zero"><span class="screen-reader-text">0</span></span>
  <span class="four"><span class="screen-reader-text">4</span></span>
</section>

</body>
</html>