Sieve filter script EXECUTION FAILED

[mh at mike.franken.de]

On Freitag, 30. Oktober 2020 18:11:46 CET @lbutlr wrote:
> echo $1 | sed -e '|</head>|<style>* {color:white !important;
> background-color: black !important; } </style></head>|'

echo $1 | sed -e 's|</head>|<style>.* {color:white !important; background-
color: black !important; } </style></head>|'

Perhaps?
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