*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:#f7f7f7;
    color:#222;
}

header{
    background:#111;
    color:#fff;
    padding:60px 8%;
    text-align:center;
}

header img{
    width:70px;
    margin-bottom:20px;
}

header h1{
    font-size:46px;
    margin-bottom:20px;
}

header a{
    color:#fff;
    text-decoration:none;
    border:1px solid #fff;
    padding:12px 25px;
    border-radius:30px;
    display:inline-block;
    transition:.3s;
}

header a:hover{
    background:#fff;
    color:#111;
}

main{
    max-width:950px;
    margin:60px auto;
    padding:0 20px;
}

section{
    background:#fff;
    padding:35px;
    border-radius:18px;
    margin-bottom:30px;
    box-shadow:0 10px 25px rgba(0,0,0,.06);
}

section h2{
    margin-bottom:20px;
}

section p,
section li{
    line-height:1.8;
    color:#555;
}

ul{
    padding-left:20px;
}

footer{
    background:#111;
    color:#aaa;
    text-align:center;
    padding:30px;
}