diff --git a/src/components/FusionSettings/DensityCorrection.vue b/src/components/FusionSettings/DensityCorrection.vue
index 9da15fb..9b0cf29 100644
--- a/src/components/FusionSettings/DensityCorrection.vue
+++ b/src/components/FusionSettings/DensityCorrection.vue
@@ -166,7 +166,6 @@
 .p0{
   margin: 0;
   padding: 0;
-  line-height: 8px;
 }
 .action{
   background-color: aqua;
@@ -247,7 +246,7 @@ export default defineComponent({
       { x: 0, y: 0 },
       { x: 0, y: 0 },
     ]);
-    // const max
+     const max_x_y=reactive([0,0])
     let options = ref(["10", "20", "30", "40", "50"]);
     let config = JSON.parse($store.state.fusion_configuration).projectors[0];
     let Proportion = ref({ x: 0, y: 0 });
@@ -475,6 +474,8 @@ export default defineComponent({
 
     onMounted(() => {
       initialization();
+      max_x_y[0]=div.value.offsetWidth-25
+      max_x_y[1]=div.value.offsetHeight-15
       Proportion.value.x = config.width / (div.value.offsetWidth - 40);
       Proportion.value.y = config.height / (div.value.offsetHeight - 30);
       let Width = (div.value.offsetWidth - 40) / 4;
diff --git a/src/components/FusionSettings/FusionLocale.vue b/src/components/FusionSettings/FusionLocale.vue
index 6ed7320..876431c 100644
--- a/src/components/FusionSettings/FusionLocale.vue
+++ b/src/components/FusionSettings/FusionLocale.vue
@@ -95,11 +95,9 @@
       <p class="text-center" style="margin: 0 0 8;">{{ $t("Set Fusion Band Parameters") }}</p>
       <div style="display: flex; justify-content: space-evenly">
         <div>
-          <!-- <div class="btn_bottom"><q-btn size="sm"  color="white" @click="add('alpha')" text-color="black" label="↑" /></div> -->
           <q-slider v-model="array[group].alpha" :min="0.0" @change="chang('alpha')" :max="1" :step="0.01" color="green"
             vertical reverse label-always />
-          <!-- <div  class="btn_top"><q-btn size="sm"  color="white" @click="reduce('alpha')" text-color="black" label="↓" /></div> -->
-          <div> <q-input dense filled type="number"  step="0.1" v-model="array[group].alpha" label="alpha"
+          <div> <q-input dense filled type="number" max="1" min="0"   step="0.1" v-model="array[group].alpha" label="alpha"
               lazy-rules :rules="[
                 (val) =>
                   (val !== null && val !== '') ||
@@ -111,11 +109,9 @@
         </div>
 
         <div>
-          <!-- <div class="btn_bottom"><q-btn size="sm"  color="white" @click="add('p')" text-color="black" label="↑" /></div> -->
           <q-slider  v-model="array[group].p" :min="0" @change="chang('p')" :max="16" :step="0.01" color="green"
             vertical reverse label-always />
-          <!-- <div  class="btn_top"><q-btn size="sm"  color="white" @click="reduce('p')" text-color="black" label="↓" /></div> -->
-          <div> <q-input dense filled type="number" @update:model-value="()=>{}"   step="0.1" v-model="array[group].p" label="p"
+          <div> <q-input dense filled type="number" max="16" min="0" step="0.1" v-model="array[group].p" label="p"
               lazy-rules :rules="[
                 (val) =>
                   (val !== null && val !== '') ||
@@ -127,10 +123,8 @@
         </div>
 
         <div>
-          <!-- <div class="btn_bottom"><q-btn size="sm"  color="white" @click="add('gamma')" text-color="black" label="↑" /></div> -->
           <q-slider  v-model="array[group].gamma" :min="0" @change="chang('gamma')" :max="16" :step="0.01" color="green" vertical reverse label-always />
-          <!-- <div class="btn_top"><q-btn size="sm"  color="white" @click="reduce('gamma')" text-color="black" label="↓" /></div> -->
-          <div> <q-input dense filled type="number"  step="0.1" v-model="array[group].gamma" label="gamma"
+          <div> <q-input dense filled type="number" max="16" min="0"  step="0.1" v-model="array[group].gamma" label="gamma"
               lazy-rules :rules="[
                 (val) =>
                   (val !== null && val !== '') ||