:root{margin:0}*{box-sizing:border-box}header{align-items:center;background-color:#fff;border-bottom:1px solid rgb(220,220,220);display:grid;grid-template-columns:100px 1rem 1fr;grid-template-rows:1fr;gap:0px 0px;grid-template-areas:"symbol . title";margin:1rem 0;padding:0 .5rem 0 0}.header-symbol{grid-area:symbol;padding-left:.5rem}.header-title{grid-area:title}main{margin:0}h1{font-weight:700;font-size:1.5rem}.button-set{margin:0 1em 0 0}.date-now-label,.date-then-label{display:inline-block;min-width:9em}.footer{font-size:small;margin:3rem 0 .5rem}