html{
    width:100%;
    height:100%;
    background-color:skyblue
} 

th{ 
    padding:10px; 
    font-size:110%; 
} 

td{ 
    text-align:center; 
    padding: 5px ;
} 

input{
    padding:10px;
    margin:5px;
    margin-top:10px;
}

table{
    margin-top:10px;
    border: 1px solid black;
}