body{
  
  margin:20px;
  margin-left:auto;
  margin-right:auto;
  padding:30px;
  width:80%;
 }
  
table {
 margin-left:auto;
 margin-right:auto;
   
}

#caption {
font-size:12px;
text-align:center;
border:solid;
padding:5px;

}

.header {
width:70%;
text-align:left;
font-size:48px;
background-image: url("https://nis513.neocities.org/30.png");
border:dotted black;
background-color:grey;
color:white;
padding:15px;