Use new border option

nvim/dot-config/nvim/lua/options.lua

@@ -1,5 +1,5 @@
 local diagnostic = require("symbols.diagnostic")
-local border = require("symbols.window").border
+local window = require("symbols.window")
 
 -- Set highlight on search
 vim.o.hlsearch = true
@@ -68,6 +68,9 @@ vim.o.list = true
 -- Fold settings
 vim.o.foldlevelstart = 99
 
+-- Windows borders
+vim.o.winborder = window.border
+
 -- LSP config
 vim.diagnostic.config({
 	severity_sort = true,