fix centering of modal
fix centering of modal

mightyoj/Shopify-Theme-Tool,meeech/Shopify-Theme-Tool,Shopify/theme-sync,meeech/Shopify-Theme-Tool,meeech/Shopify-Theme-Tool,Shopify/theme-sync,mightyoj/Shopify-Theme-Tool,mightyoj/Shopify-Theme-Tool,meeech/Shopify-Theme-Tool,Shopify/theme-sync