html,body{height:100%}body{display:flex;flex-direction:column}main{flex:1 0 auto}form .alert{display:none}.jumbotron{background-color:#f8f9fa}@media(prefers-color-scheme: dark){.jumbotron{background-color:#212529;color:#f8f9fa}}.jumbotron .signature{font-family:"Lobster","Dancing Script",cursive;font-size:1.5rem;font-weight:300;line-height:1.2;margin-bottom:.5rem;text-align:center}