.dotted_w{
    position: relative;
    color: transparent;
    border-bottom: 1px #999 dotted;
}

.answer_w{
    color: green;
    font-weight: bold;
}

.questions > .grid-x > .grid-y {
    padding-left: 2em;
}

.questions > .grid-x > .cell > p2 {
    font-weight: bold;
    font-size: 1.1em;
    color: #337aab;
}

.equations_cont_w{
    padding-top: 1em;
}

.equation_w {
    padding-bottom: 3.75em;
    padding-left: 1.5em;
}

.equation_w > p1 {
    font-size: 1.1em;
}