* {
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
  text-align: center;
}

.container {
  width: 40%;
  margin: 40px auto;
  background: #fff;
  padding: 10px;
  position: relative;
}

.header {
  width: 100%;
  height: 60px;
  background: #6dd5fa;
  line-height: 60px;
  font-weight: bold;
}

.left {
  float: left;
  width: 25%;
  height: 360px;
  background: #98fb98;
  line-height: 400px;
  font-weight: bold;
  margin-top: -60px;
}

.center {
  float: left;
  width: 40%;
  height: 300px;
  background: #ffff99;
  line-height: 280px;
  font-weight: bold;
}

.right {
  float: left;
  width: 35%;
  height: 360px;
  background: #dda0dd;
  line-height: 280px;
  font-weight: bold;
  margin-bottom: -60px;
}

.footer {
  clear: both;
  width: 100%;
  height: 60px;
  background: #ffe4b5;
  line-height: 60px;
  font-weight: bold;
}