body{
    margin:0;
    font-family:Arial,sans-serif;
    background:#0b1220;
    color:#fff;
    padding-bottom:82px;
}
.c{
    max-width:430px;
    margin:auto;
    padding:18px;
}
h1{
    font-size:32px;
    line-height:1.1;
    margin:8px 0;
}
h2{
    font-size:22px;
    margin:22px 0 10px;
}
p{
    color:#cbd5e1;
}
.box{
    background:#162033;
    border-radius:14px;
    padding:16px;
    margin:14px 0;
}
ul{
    padding-left:18px;
}
li{
    margin:9px 0;
}
.btn,
.sticky{
    display:block;
    background:#25D366;
    color:#fff;
    text-decoration:none;
    text-align:center;
    font-weight:700;
}
.btn{
    padding:16px;
    border-radius:12px;
    margin:16px 0;
}
.sticky{
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    padding:17px;
    z-index:9999;
}
.small{
    font-size:12px;
    color:#94a3b8;
}