···
<div class="separator"></div>
<label for="cw">Width</label>
23
-
<input type="number" name="cw" id="cw" placeholder="320">
23
+
<input type="number" name="cw" id="cw" placeholder="320" min="0" required>
<label for="ch">Height</label>
26
-
<input type="number" name="ch" id="ch" placeholder="180">
26
+
<input type="number" name="ch" id="ch" placeholder="180" min="0" required>
<div class="settings-group">
···
<div class="separator"></div>
<label for="smx">Snow max</label>
34
-
<input type="number" name="smx" id="smx" placeholder="40">
34
+
<input type="number" name="smx" id="smx" placeholder="40" min="0" required>
<label for="smnsz">Snow min size</label>
37
-
<input type="number" name="smnsz" id="smnz" placeholder="1">
37
+
<input type="number" name="smnsz" id="smnz" placeholder="1" min="0" required>
<label for="smxsz">Snow max size</label>
40
-
<input type="number" name="smxsz" id="smxsz" placeholder="4">
40
+
<input type="number" name="smxsz" id="smxsz" placeholder="4" min="0" required>
<label for="smxspd">Snow max speed</label>
43
-
<input type="number" step=".01" name="smxspd" id="smxspd" placeholder="0.07">
43
+
<input type="number" step=".01" name="smxspd" id="smxspd" placeholder="0.07" required>
<label for="snmnspd">Snow min speed</label>
46
-
<input type="number" step=".01" name="snmnspd" id="snmnspd" placeholder="0.04">
46
+
<input type="number" step=".01" name="snmnspd" id="snmnspd" placeholder="0.04" required>
<div class="settings-group">
···
<div class="separator"></div>
<label for="plwspd">Plow speed</label>
54
-
<input type="number" step=".01" name="plwspd" id="plwspd" placeholder="0.1">
54
+
<input type="number" step=".01" name="plwspd" id="plwspd" placeholder="0.1" required>
<label for="smnsz">Plow direction</label>
57
-
<select name="plwd" id="plwd" placeholder="left">
57
+
<select name="plwd" id="plwd" placeholder="right" required>
<option value="left">left</option>
59
-
<option value="right">right</option>
60
-
<option value="random">random</option>
59
+
<option value="right">right WIP</option>
60
+
<option value="random">random WIP</option>
<label for="plws">Plow scale</label>
64
-
<input type="number" name="plws" id="plws" placeholder="1">
64
+
<input type="number" name="plws" id="plws" placeholder="1" min="0" required>
<div class="settings-group">
···
<div class="separator"></div>
<label for="gamax">Ground accumulator max</label>
72
-
<input type="number" name="gamax" id="gamax" placeholder="4">
72
+
<input type="number" name="gamax" id="gamax" placeholder="4" min="0" required>
<label for="gas">Ground accumulatior slices</label>
75
-
<input type="number" name="gas" id="gas" placeholder="20">
75
+
<input type="number" name="gas" id="gas" placeholder="20" min="0" required>
<button type="button" onclick="window.location.href='/'">Cancel</button>