/*#intro p{ text-align:justify;}*/

#intro .centerb .MQform.mq-math-mode .mq-sup {
    transform: translateY(0.2em);
}
.MQform.mq-math-mode .mq-large-operator .mq-from,
.MQform.mq-math-mode .mq-large-operator .mq-to{height:0.25em;}

/* ---------- Examples -------------- */

#example1 .ex .ls{text-align:center; width:5em;}
span.centerb {
    display: inline-block;
    padding: 0.5em 1em;
    border: 1px solid #e16834;
    margin-left: -1em;
}
#show1a{clear:both;}

/* ---------- Exercises ------------- */

.question input{width:3em;}

#q2form .wider{width:8em;}
#q4form .pa input{width:5em;}