body{
    margin: auto;
    box-shadow: 2px 3px 5px 5px #777777;
    -webkit-box-shadow:2px 3px 5px 5px #777777;
    -moz-box-shadow:2px 3px 5px 5px #777777;
}
h1{

}
label{
    display: inline-block;
    width: 11em;
    text-align: center;
}
input{
    margin-left: 1em;
    margin-right: 0.5em;
    font-size: x-large;
}
input[type=button]{
    width: 10em;
    font-size: x-large;
    font-family: 'Times New Roman', Times, serif;
    box-shadow: 2px 3px 1px 2px #777777;
    -webkit-box-shadow: 2px 3px 1px 2px #777777;
    -moz-box-shadow: 2px 3px 1px 2px #777777;
}
#Sales_Tax{
    background-color:gainsboro;
}
#Total{
    background-color:gainsboro;  
}
div{
    
    margin-bottom: 1%;
}