body{
background:#0e0e0e;
color:#eee;
font-family:system-ui;
}

.app{
width:600px;
margin:60px auto;
}

h1{
text-align:center;
margin-bottom:30px;
}

input{
width:100%;
padding:10px;
margin-bottom:15px;
}

button{
width:100%;
padding:12px;
background:#4a7bff;
border:none;
color:white;
cursor:pointer;
}

button:hover{
background:#2e5ee0;
}

#log{
margin-top:25px;
font-size:14px;
}