diff --git a/src/assets/svgs/bpm/add-user.svg b/src/assets/svgs/bpm/add-user.svg
new file mode 100644
index 00000000..bc7bdbff
--- /dev/null
+++ b/src/assets/svgs/bpm/add-user.svg
@@ -0,0 +1 @@
+<svg t="1731390087280" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="4297" width="200" height="200"><path d="M639.9 541.7c76.4-44.2 127.9-126.8 127.9-221.5C767.7 179 653.2 64.5 512 64.5S256.3 179 256.3 320.2c0 89.6 46.1 168.4 115.8 214.1C193.5 593 64.5 761.2 64.5 959.5h63.9c0-211.5 172.1-383.6 383.6-383.6 44.9 0 87.8 8.1 127.9 22.4v-56.6zM320.2 320.2c0-105.8 86-191.8 191.8-191.8s191.8 86 191.8 191.8S617.7 512 512 512s-191.8-86-191.8-191.8zM831.6 767.7V639.9h-63.9v127.8H639.9v63.9h127.8v127.9h63.9V831.6h127.9v-63.9z" fill="#5f6266" p-id="4298"></path></svg>
\ No newline at end of file
diff --git a/src/views/bpm/processInstance/detail/ProcessInstanceTimeline.vue b/src/views/bpm/processInstance/detail/ProcessInstanceTimeline.vue
index 3307d1c4..99656061 100644
--- a/src/views/bpm/processInstance/detail/ProcessInstanceTimeline.vue
+++ b/src/views/bpm/processInstance/detail/ProcessInstanceTimeline.vue
@@ -46,19 +46,22 @@
           "
         >
           <!--  && activity.nodeType === NodeType.USER_TASK_NODE -->
-          <el-button
-            class="!px-8px"
-            @click="handleSelectUser(activity.id, customApproveUsers[activity.id])"
-          >
-            <Icon icon="fa:user-plus" />
-          </el-button>
+
+          <el-tooltip content="添加用户" placement="left">
+            <el-button
+              class="!px-6px"
+              @click="handleSelectUser(activity.id, customApproveUsers[activity.id])"
+            >
+              <img class="w-18px text-#ccc"  src="@/assets/svgs/bpm/add-user.svg" alt="" />
+            </el-button>
+          </el-tooltip>
           <div
             v-for="(user, idx1) in customApproveUsers[activity.id]"
             :key="idx1"
-            class="bg-gray-100 h-35px rounded-3xl flex items-center p-8px gap-2 dark:color-gray-600 position-relative"
+            class="bg-gray-100 h-35px rounded-3xl flex items-center pr-8px dark:color-gray-600 position-relative"
           >
-            <el-avatar :size="28" v-if="user.avatar" :src="user.avatar" />
-            <el-avatar :size="28" v-else>
+            <el-avatar class="!m-5px" :size="28" v-if="user.avatar" :src="user.avatar" />
+            <el-avatar class="!m-5px" :size="28" v-else>
               {{ user.nickname.substring(0, 1) }}
             </el-avatar>
             {{ user.nickname }}
@@ -73,26 +76,28 @@
             >
               <!-- 信息：头像昵称 -->
               <div
-                class="bg-gray-100 h-35px rounded-3xl flex items-center p-8px gap-2 dark:color-gray-600 position-relative"
+                class="bg-gray-100 h-35px rounded-3xl flex items-center pr-8px dark:color-gray-600 position-relative"
               >
                 <template v-if="task.assigneeUser?.avatar || task.assigneeUser?.nickname">
                   <el-avatar
+                    class="!m-5px"
                     :size="28"
                     v-if="task.assigneeUser?.avatar"
                     :src="task.assigneeUser?.avatar"
                   />
-                  <el-avatar :size="28" v-else>
+                  <el-avatar class="!m-5px" :size="28" v-else>
                     {{ task.assigneeUser?.nickname.substring(0, 1) }}
                   </el-avatar>
                   {{ task.assigneeUser?.nickname }}
                 </template>
                 <template v-else-if="task.ownerUser?.avatar || task.ownerUser?.nickname">
                   <el-avatar
+                    class="!m-5px"
                     :size="28"
                     v-if="task.ownerUser?.avatar"
                     :src="task.ownerUser?.avatar"
                   />
-                  <el-avatar :size="28" v-else>
+                  <el-avatar class="!m-5px" :size="28" v-else>
                     {{ task.ownerUser?.nickname.substring(0, 1) }}
                   </el-avatar>
                   {{ task.ownerUser?.nickname }}
@@ -126,10 +131,10 @@
           <div
             v-for="(user, idx1) in activity.candidateUsers"
             :key="idx1"
-            class="bg-gray-100 h-35px rounded-3xl flex items-center p-8px gap-2 dark:color-gray-600 position-relative"
+            class="bg-gray-100 h-35px rounded-3xl flex items-center pr-8px dark:color-gray-600 position-relative"
           >
-            <el-avatar :size="28" v-if="user.avatar" :src="user.avatar" />
-            <el-avatar :size="28" v-else>
+            <el-avatar class="!m-5px" :size="28" v-if="user.avatar" :src="user.avatar" />
+            <el-avatar class="!m-5px" :size="28" v-else>
               {{ user.nickname.substring(0, 1) }}
             </el-avatar>
             {{ user.nickname }}