index.css

/* © 2020 Asher Seiling*/
:root{
    --margin_sides_input: 450pt;
}
*{
    margin: 0;
}
.Head_tag{
    background-color: black;

}
.Head_tag_text{
    margin-left: 50pt;
    color: white;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
p{
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
.Output_result{
    margin-left: var(--margin_sides_input);
    margin-right: var(--margin_sides_input);
    margin-top: 25pt;
    border-radius: 8pt;
    padding: 5pt;
    background-color: rgb(190, 190, 190);
}
input{
    padding: 5pt;
    border-radius: 5pt;
    border: 1px solid black;
}