diff --git a/src/Obj/Base/GroundSvg/_element.js b/src/Obj/Base/GroundSvg/_element.js
index ae3ee65..8705cec 100644
--- a/src/Obj/Base/GroundSvg/_element.js
+++ b/src/Obj/Base/GroundSvg/_element.js
@@ -190,7 +190,7 @@ function html(that) {
             <div class="col" style="margin: 0 10px;flex: 0 0 100px;">
                 <span class="label">x</span>
                 <div class="input-number input-number-unit-2">
-                    <input class="input label-offset-x" type="number" title="" min="0" max="999" step="1">
+                    <input class="input label-offset-x" type="number" title="" min="-999" max="999" step="1">
                     <span class="unit">px</span>
                     <span class="arrow"></span>
                 </div>
@@ -198,7 +198,7 @@ function html(that) {
             <div class="col" style="margin: 0 10px;flex: 0 0 100px;">
                 <span class="label">y</span>
                 <div class="input-number input-number-unit-2">
-                    <input class="input label-offset-y" type="number" title="" min="0" max="999" step="1">
+                    <input class="input label-offset-y" type="number" title="" min="-999" max="999" step="1">
                     <span class="unit">px</span>
                     <span class="arrow"></span>
                 </div>