.form-sell-supply{
    margin-top:10px;
    margin-bottom:10px;
}
.row-form-1-distance{
    margin-top:5vh;
}
.column-label{
    font-family: sans-serif;
    font-size: 100%;
    /* text-align: center; */
}
.submit-center{
    text-align: center;
    margin:5vh auto;
}
footer {
    position: fixed;
    height: 5vh;
    bottom: 0;
    width: 100%;
}
body {
    padding-bottom: 4vh;
}