@import url(https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap);*{margin:0;padding:0;box-sizing:border-box;font-family:Montserrat,sans-serif}.screen{min-height:100vh;max-width:50rem;margin:5rem auto;display:flex;flex-direction:column;justify-content:flex-start;align-items:flex-start;text-align:left}.screen h1{margin:0 auto}.screen.center{justify-content:center;align-items:center;text-align:center;margin:0 auto}.btn{outline:none;border:none;background-color:#007bff;padding:.5rem .75rem;border-radius:.25rem;color:#fff;transition:.3s;cursor:pointer;align-self:center}.btn.disabled{pointer-events:none;background-color:#a9b3bb;color:#f8f9fa}.btn:hover{background-color:#238dff}