Add admonition tip changes

Author: Eviee Py

docs/_static/custom.css

@@ -48,6 +48,8 @@
 	--color-versionadd-background: #5aa56915;
 	--color-versionchange-background--title: #616faf;
 	--color-versionchange-background: #616faf15;
+	--color-tip-background: #9f6fb515;
+	--color-tip-background--title: #9f6fb5;
 }
 
 * {
@@ -169,6 +171,14 @@ th {
 	background-color: var(--color-note-background--title) !important;
 }
 
+.admonition.tip {
+	background-color: var(--color-tip-background) !important;
+}
+
+.tip > .admonition-title {
+	background-color: var(--color-tip-background--title) !important;
+}
+
 .versionadded {
 	background-color: var(--color-versionadd-background) !important;
 }