.bold
{
    font-weight: bold;
}

.normal_weight
{
    font-weight: normal;
}

.justified_indented_20px
{
    text-indent: 20px;
    text-align: justify;
}

.left_aligned
{
    text-align: left;
}

.justified
{
    text-align: justify;
}

.center
{
    text-align: center;
}

.margin_auto
{
    margin: auto;
}

.display_block
{
    display: block;
}