diff --git a/cmd/dashboard/controller/controller.go b/cmd/dashboard/controller/controller.go
index 500a629..f655620 100644
--- a/cmd/dashboard/controller/controller.go
+++ b/cmd/dashboard/controller/controller.go
@@ -150,6 +150,9 @@ var funcMap = template.FuncMap{
 	},
 	"Transleft": func(a, b float64) (n float64) {
 		n, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", (100-(a/b)*100)), 64)
+		if n < 0 {
+			n = 0
+		}
 		return
 	},
 	"UintToFloat": func(a uint64) (n float64) {
diff --git a/resource/template/theme-default/service.html b/resource/template/theme-default/service.html
index e0bdd3d..b7d03ce 100644
--- a/resource/template/theme-default/service.html
+++ b/resource/template/theme-default/service.html
@@ -69,7 +69,7 @@
                             <td class="ui center aligned">{{$stats.Min|bf}}</td>
                             <td class="ui center aligned">{{(index $stats.NextUpdate $innerId)|sft}}</td>
                             <td class="ui center aligned">{{$transfer|bf}}</td>
-                            <td class="ui center aligned" style="padding: 14px 0px 0px 0px; position: relative;"><div class="thirteen wide column"><div class="ui progress fine"><div class="bar" style="transition-duration: 300ms; min-width: unset; background-color: rgb(10, 148, 242); width: {{Transleft (UintToFloat $transfer) (UintToFloat $stats.Max)}}% !important;"><small>{{Transleft (UintToFloat $transfer) (UintToFloat $stats.Max)}} %</small></div></div></div></td>
+                            <td class="ui center aligned" style="padding: 14px 0px 0px 0px; position: relative;"><div class="thirteen wide column"><div class="ui progress fine"><div class="bar" style="transition-duration: 300ms; min-width: unset; background-color: rgb(10, 148, 242); width: {{Transleft (UintToFloat $transfer) (UintToFloat $stats.Max)}}% !important;"></div><small style="position: absolute; top: 4px; margin-left: -20px;">{{Transleft (UintToFloat $transfer) (UintToFloat $stats.Max)}} %</small></div></div></td>
                         </tr>
                     {{end}}
                     {{end}}