.text-center{
    text-align: center;
}
.text-gray{
    color: gray;
}
.ml-10{
    margin-left: 10px;
}
.mt-10{
    margin-top: 10px;
}
.mb-10{
    margin-bottom: 10px;
}
.mr-10{
    margin-right: 10px;
}
.mw-250{
    max-width: 250px;
}
.justify-end{
    justify-content: flex-end;
}