div h3{font-size:x-large}
body{font-family:Arial}
div p{font-size:20px;color:purple}
.shi{color:red}
#a{font-style:italic;font-weight:bold }
#b{font-style:oblique;font-weight:bolder}
#c{font-style:inherit;font-weight:normal}
#d{font-style:italic;font-weight:lighter;color:rgb(223,222,222)}