body{
    background-color: yellow;
    font-family: Georgia;
    font-style: oblique;
}
h1{
    background-color: skyblue;
    padding: 20px;
    margin: 10px;
}
.t1, th, tr,td{
   /* background-color: blue;*/
    border: 1px solid black;
    border-collapse: collapse;

}