* {
  padding: 0px;
  margin: 0px;
  
} 
body {
  background-color: #BBD2E1;
  background-size: cover;
  background-repeat: repeat-y;
  background-position:center;
  background-attachment: fixed;
  font-family: arial;
  display:flex;  
  margin:10px auto;
  flex-direction: column;
  align-items:center;
  font-size:16px;
}