diff --git a/src/pages/Index/History.vue b/src/pages/Index/History.vue
index fceb353..fccd989 100644
--- a/src/pages/Index/History.vue
+++ b/src/pages/Index/History.vue
@@ -646,6 +646,7 @@ onMounted(() => {
     gap: 20px;
 
     .el-button {
+      flex:  1 1 auto;
       height: 50px;
       border-radius: 25px;
       font-size: 26px;
@@ -657,15 +658,6 @@ onMounted(() => {
         box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
       }
 
-      &:nth-child(1) {
-        width: 215px;
-      }
-
-      &:nth-child(2),
-      &:nth-child(3) {
-        width: 392px;
-      }
-
       &.is-plain {
         background-color: #fff;