From 03accd13c0a6ec4de2d8001edf3ce7553f831160 Mon Sep 17 00:00:00 2001
From: Prefetch
Date: Tue, 27 Sep 2022 21:20:05 +0200
Subject: Clean up CSS, minor design changes

---
 content/know/concept/self-energy/index.pdc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'content/know/concept/self-energy/index.pdc')

diff --git a/content/know/concept/self-energy/index.pdc b/content/know/concept/self-energy/index.pdc
index 935cca8..c6aa0c5 100644
--- a/content/know/concept/self-energy/index.pdc
+++ b/content/know/concept/self-energy/index.pdc
@@ -210,7 +210,7 @@ so we are left with non-equivalent diagrams only.
 Let $G(b,a) = G_{ba}$:
 
 <a href="fullgf.png">
-<img src="fullgf.png" style="width:90%;display:block;margin:auto;">
+<img src="fullgf.png" style="width:90%">
 </a>
 
 A **reducible diagram** is a Feynman diagram
@@ -223,7 +223,7 @@ as the sum of all irreducible terms in $G(b,a)$,
 after removing the two external lines from/to $a$ and $b$:
 
 <a href="selfenergy.png">
-<img src="selfenergy.png" style="width:90%;display:block;margin:auto;">
+<img src="selfenergy.png" style="width:90%">
 </a>
 
 Despite its appearance, the self-energy has the semantics of a line,
@@ -244,7 +244,7 @@ you can convince youself that $G(b,a)$ obeys
 a [Dyson equation](/know/concept/dyson-equation/) involving $\Sigma(y, x)$:
 
 <a href="dyson.png">
-<img src="dyson.png" style="width:95%;display:block;margin:auto;">
+<img src="dyson.png" style="width:95%">
 </a>
 
 This makes sense: in the "normal" Dyson equation
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