imagick.matrix.css in Imagick 8

.matrix-wrapper fieldset {
    padding: 0;
}

.matrix-wrapper .form-wrapper {
    border: 0;
    margin: 0;
    padding: 2px;
}

.matrix-wrapper fieldset .form-item {
    display: inline;
}

.matrix-wrapper fieldset .form-item input {
    width: 75px;
}