body{margin:0;padding:2em}@media (max-width:768px){body{padding:1em}}.section{padding:0;margin-bottom:1em;margin-left:auto;margin-right:auto;max-width:800px}.section:first-child{margin-bottom:3em}.calculator{margin-left:auto;margin-right:auto}.calculator form,.result-container{margin:0 auto!important}.calculator legend{font-weight:700}.calculator .result-container{margin-top:-1px!important;margin-left:auto!important;margin-right:auto!important}