优化前端展示界面

fir_client/src/components/FirBase.vue

@@ -13,7 +13,8 @@
                 <FirFooter/>
             </el-footer>
             <el-tooltip placement="top" content="回到顶部">
-                <back-to-top :custom-style="myBackToTopStyle" :visibility-height="300" :back-position="50" transition-name="fade" />
+                <back-to-top :custom-style="myBackToTopStyle" :visibility-height="300" :back-position="50"
+                             transition-name="fade"/>
             </el-tooltip>
         </el-container>
     </div>

fir_client/src/components/base/BackToTop.vue

@@ -1,7 +1,10 @@
 <template>
     <transition :name="transitionName">
         <div v-show="visible" :style="customStyle" class="back-to-ceiling" @click="backToTop">
-            <svg width="16" height="16" viewBox="0 0 17 17" xmlns="http://www.w3.org/2000/svg" class="Icon Icon--backToTopArrow" aria-hidden="true" style="height:16px;width:16px"><path d="M12.036 15.59a1 1 0 0 1-.997.995H5.032a.996.996 0 0 1-.997-.996V8.584H1.03c-1.1 0-1.36-.633-.578-1.416L7.33.29a1.003 1.003 0 0 1 1.412 0l6.878 6.88c.782.78.523 1.415-.58 1.415h-3.004v7.004z" /></svg>
+            <svg width="16" height="16" viewBox="0 0 17 17" xmlns="http://www.w3.org/2000/svg"
+                 class="Icon Icon--backToTopArrow" aria-hidden="true" style="height:16px;width:16px">
+                <path d="M12.036 15.59a1 1 0 0 1-.997.995H5.032a.996.996 0 0 1-.997-.996V8.584H1.03c-1.1 0-1.36-.633-.578-1.416L7.33.29a1.003 1.003 0 0 1 1.412 0l6.878 6.88c.782.78.523 1.415-.58 1.415h-3.004v7.004z"/>
+            </svg>
         </div>
     </transition>
 </template>