/* CSS Document */
h1{
color: red;
background-color: yellow;
}
body { 
background-color: silver;
}
html {
font-family: Arial;
}
h3 {
text-align: center;
}
h2{ 
 color: blue;
}
h4 {
 text-align: center;
}
ul {
list-style-type: circle;
}
 ol {
list-style-type: upper-roman;
text-align:left;
}
table {
border-collapse:collapse;
margin: auto;
}
td { 
border:solid;
text-align:left;
}
th {
border:solid;
color:yellow;
background-color:blue;
}
.box {
border: 1px solid;
}