h1{
background: #ffc500;
color:white;}
p1:{background-color:coral;}
p2{background-color:teal;}
td.syu{color:red;}

th:first-child{background-color: red}
th+th {background-color: tan;}
th+th+th {background-color: teal;}
th+th+th+th {background-color: silver;}
th+th+th+th+th {background-color: green;}
th+th+th+th+th+th {background-color: yellow;}
th + th + th + th + th + th + th {background-color: blue}




td:first-child{color: red}
td + td + td + td + td + td + td {color: blue}
td:syu{color: red;}