.star-rating {
    font-size: 0;
    white-space: nowrap;
    display: inline-block;
    width: 150px;
    height: 29px;
    overflow: hidden;
    position: relative;
    background: url('/img/gray.svg');
    background-size: contain;
    margin-bottom: 30px;
}
.star-rating i {
    opacity: 0;
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 20%;
    z-index: 1;
    background: url('/img/yellow.svg');
    background-size: contain;
}
.star-rating input {
    -moz-appearance: none;
    -webkit-appearance: none;
    opacity: 0;
    display: inline-block;
    width: 20%;
    height: 100%;
    margin: 0;
    padding: 0;
    z-index: 2;
    position: relative;
}
.star-rating input:hover + i,
.star-rating input:checked + i {
    opacity: 1;
}
.star-rating i ~ i {
    width: 40%;
}
.star-rating i ~ i ~ i {
    width: 60%;
}
.star-rating i ~ i ~ i ~ i {
    width: 80%;
}
.star-rating i ~ i ~ i ~ i ~ i {
    width: 100%;
}
.contents-h-c.exam {
    background-image: url(/static/img.2/icon-grades_report.png);
}
input[type=radio] {
    width: 30px;
    height: 30px;
    vertical-align: middle;
}
.title {
    margin-top: 80px;
}
.title span {
    text-decoration: underline;
    font-weight: bold;
    font-size: 1.5em;
}
textarea {
    width: 100%;
    height: 120px;
}