.site-header{display:flex;justify-content:space-between;align-items:center;padding:22px 20px;background-color:#f3f6f8;border-bottom:1px solid #7c7a7a}.tool-title h1{margin:0;font-size:1.5em}.header-nav{display:flex;align-items:center}.nav-menu{display:flex;list-style:none;margin:0;padding:0}.menu-item{margin-left:20px}.menu-item a{text-decoration:none;color:#0c0d0d}.menu-item a:hover{background-color:#3349ab;color:#fff;border-radius:10%}.jumbotron{background-color:#f8f9fa;padding:2rem 1rem;margin-bottom:2rem;border-radius:.3rem}.card{margin-top:1rem}.card-title{font-size:1.5rem}.btn-primary{margin-right:.5rem}.container{max-width:500px;padding:20px;background-color:#f8f9fa;border-radius:10px;box-shadow:0 0 10px #0303031a}h2{margin-bottom:20px}.alert{margin-top:10px}