SpannableStringBuilder style = new SpannableStringBuilder(sb.toString());
style.setSpan(new RelativeSizeSpan(0.9f), attrName.length(), sb.toString().length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
style.setSpan(new ForegroundColorSpan(context.getResources()
.getColor(R.color.color_gray)), attrName.length(), sb.toString().length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
settingNameTx.setText(style);