3-NIRVANA-user-guide/3.1-Code-basics.md

@@ -461,7 +461,7 @@ the following criteria:
     >1.25\delta s & \mbox{derefinement}\\
     \end{array}\right.$$ 
 
-![amr_Field](uploads/de458510a631f1c2c18766c32f92eff1/amr_Field.png){width=300px}   
+![amr_Field](uploads/de458510a631f1c2c18766c32f92eff1/amr_Field.png){width=50%}   
     where the first factor is the Field length with
     $L(\varrho, T)$ the density- and temperature-dependent heatloss
     function and $\kappa$ the thermal conduction coefficient.