Clean up case study images.

content/en/case-studies/sos/index.html

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   <h1> CASE STUDY:<img src="/images/sos_logo.png" class="header_logo" style="width:20%;margin-bottom:-1.2%"><br> <div class="subhead" style="margin-top:1%">SOS International: Using Kubernetes to Provide Emergency Assistance in a Connected World
 
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     "We have to deliver new digital services, but we also have to migrate the old stuff, and we have to transform our core systems into new systems built on top of this platform. One of the reasons why we chose this technology is that we could build new digital services while changing the old one."<br style="height:25px"><span style="font-size:14px;letter-spacing:2px;text-transform:uppercase;margin-top:5% !important;"><br>- Martin Ahrentsen, Head of Enterprise Architecture, SOS International</span>
 
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   "During our onboarding, we could see that we were chosen by IT professionals because we provided the new technologies." <br style="height:25px"><span style="font-size:14px;letter-spacing:2px;text-transform:uppercase;margin-top:5% !important;"><br>- Martin Ahrentsen, Head of Enterprise Architecture, SOS International</span>
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