It solves modal error in home page (#2021)

tauantcamargo · phanan · commit 577192b65b37 · 2019-02-21T08:00:04.000+01:00
diff --git a/themes/vue/source/css/_modal.styl b/themes/vue/source/css/_modal.styl
@@ -13,6 +13,7 @@
     top: 50%
     left: 50%
     transform: translate(-50%, -50%)
+    z-index: 1000
 .modal-text
   margin-bottom 0.5em
   text-align center
