<label
for="bkmrk-input1">
<input
type="number"
id="bkmrk-input1"
name="bkmrk-input1"><br><br>
<label for="bkmrk-input2">
<input
type="number"
id="bkmrk-input2"
name="bkmrk-input2"><br><br>
<label for="bkmrk-input3">
<input
type="number"
id="bkmrk-input3"
name="bkmrk-input3"><br><br>
<label for="bkmrk-output">
<input
class="full-width" type="text" id="bkmrk-output" name="bkmrk-output" readonly>