style.css

.container {
	padding-top: 20px;
}

.test-field {
	display: none;
	font-size: 50px;
}

.test-field #test_answer {
	width: 150px;
	text-align: center;
}

.test-field #submit_answer {
	font-size: 30px;
	padding-left: 30px;
	padding-right: 30px;
	line-height: 50px;
}

#test_ok, #test_fail, #test_late {
	display: none;
}

#test_ok {
	color: green;
}

#test_fail, #test_late {
	color: red;
}

.progress .progress-bar {
    -webkit-transition: none;
    -moz-transition: none;
    -ms-transition: none;
    -o-transition: none;
    transition: none;
}


.test-results {
	display: none;
}

.test-results table.stats {
	font-size: 30px;
}

.wrong {
	background-color: red;
	color: white;
}

.good {
	background-color: green;
	color: white;
}

.test-results table.stats th {
	color: #ccc;
}

.test-results table.stats td, .test-results table.stats th {
	width: 50px;
	text-align: center;
}

.test-results table.stats td.num {
	color: #ddd;
	font-size: 20px;
	padding-top: 15px;
}

#stats_add td, #stats_add th, #stats_sub td, #stats_sub th {
	text-align: center;
	font-size: 12px;
	width: 30px;
	padding: 2px 0;
}