html, body, .wrap {
    width:100%;
    height: 100%;
    margin:0 auto;
}

body {
    font-family: "Arial", serif;
}

.page-action-box {
    margin:0 auto;
    max-width: 320px;
    height: 80px;
    position: relative;
    top:50%;
    margin-top:-40px;
    text-align: center;
}

.logo {
    display: inline-block;
    vertical-align: middle;
    line-height: 1;
    font-size: 24px;
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    border: 0;
    color: #000;
    letter-spacing: 0.2em;
}

.logo span {
    color: #f36;
}

.button-wrap {
    text-align: center;
    margin-top: 20px;
}

.button-main {
    padding: 10px 40px;
    display: inline-block;
    background: #f36;
    color: white;
    text-transform: uppercase;
    text-decoration: none;
    text-align: center;
    border-radius: 30px;
    font-size:14px;
    margin: 0 auto;
}


@media (min-width: 768px) {
    .page-action-box {
        max-width: 400px;
        height:90px;
        margin-top:-45px;
    }
    .button-main {
        font-size:16px;
    }
    .logo {
        font-size:32px;
    }
}