diff --git a/css/common.css b/css/common.css
index cc05c4e..d449250 100644
--- a/css/common.css
+++ b/css/common.css
@@ -233,10 +233,12 @@ body {
   height: 100%;
   z-index: 1;
   cursor: pointer;
+  flex: 1;
 }
 .my-project .my-box .head .item.pitch {
   color: #000000;
   width: 474px;
+  flex: none;
 }
 .my-project .my-box .head .item.pitch.item-left {
   padding-right: 80px;
diff --git a/css/common.less b/css/common.less
index 9bd5d1a..c3fe91e 100644
--- a/css/common.less
+++ b/css/common.less
@@ -272,9 +272,11 @@ body {
                 height: 100%;
                 z-index: 1;
                 cursor: pointer;
+                flex: 1;
                 &.pitch {
                     color: #000000;
                     width: 474px;
+                    flex: none;
                     &.item-left {
                         padding-right: 80px;
                     }