@media only screen and (min-width:920px){main{margin-top:70px}.header{position:fixed;background:var(--header);backdrop-filter:blur(15px);box-shadow:0 10px 10px rgb(0 0 0 / .6)}.header .line{background-color:#fff0}.light-mode .header{box-shadow:0 .275rem 1.25rem rgb(11 15 25 / .05),0 .25rem .5625rem rgb(11 15 25 / .03)}}