* {
  margin: 0;
  padding: 0;
}

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

.container {
  width: 40%;
  margin: 40px auto;
  background: #fff;
  display: flex;
  flex-direction: column;
}

.header,
.footer {
  height: 60px;
  display: flex;
  line-height: 60px;
  justify-content: center;
  font-weight: bold;
}

.header {
  background: #6dd5fa;
}

.footer {
  background: #ffe4b5;
}

.content {
  display: flex;
  align-items: flex-start;
}

.left {
  flex: 0 0 25%;
  height: 360px;
  background: #98fb98;
  display: flex;
  line-height: 400px;
  justify-content: center;
  font-weight: bold;
  position: relative;
  margin-top: -60px;
}

.center {
  flex: 0 0 40%;
  height: 300px;
  background: #ffff99;
  line-height: 280px;
  display: flex;
  justify-content: center;
  font-weight: bold;
}

.right {
  flex: 0 0 35%;
  height: 360px;
  background: #dda0dd;
  display: flex;
  justify-content: center;
  line-height: 280px;
  font-weight: bold;
  position: relative;
  margin-bottom: -60px;
}