Update ReadMe

Author: briochemc

README.md

@@ -62,10 +62,10 @@ Click on the images below to be directed to the julia code that produced it.
 
 ### Shared and spanning labels
 
-[<img src="figs/Shared-and-spanning-labels-1a.svg" width=24%>
-<img src="figs/Shared-and-spanning-labels-1b.svg" width=24%>
-<img src="figs/Shared-and-spanning-labels-1c.svg" width=24%>
-<img src="figs/Shared-and-spanning-labels-1d.svg" width=24%>](src/subplots/Shared-and-spanning-labels-1.jl)
+[<img src="figs/Shared-and-spanning-labels-1a.svg" width=40%>
+<img src="figs/Shared-and-spanning-labels-1b.svg" width=40%>
+<img src="figs/Shared-and-spanning-labels-1c.svg" width=40%>
+<img src="figs/Shared-and-spanning-labels-1d.svg" width=40%>](src/subplots/Shared-and-spanning-labels-1.jl)
 
 [<img src="figs/Shared-and-spanning-labels-2a.svg" width=40%>
 <img src="figs/Shared-and-spanning-labels-2b.svg" width=40%>](src/subplots/Shared-and-spanning-labels-2.jl)