@-webkit-keyframes scream {
    0% { -webkit-transform: scale(1, 1); background-color: none; }
    10% { -webkit-transform: scale(.9, .9) rotate(-1deg); }
    70% { -webkit-transform: scale(1.2, 1.2) rotate(2deg); background-color: #e44; }
    100% { -webkit-transform: scale(1, 1);}
}


@keyframes scream {
    0% { transform: scale(1, 1); background-color: none; }
    10% { transform: scale(.9, .9) rotate(-1deg); }
    70% { transform: scale(1.2, 1.2) rotate(2deg); background-color: #e44;}
    100% { transform: scale(1, 1); background-color: none; }
}

html {
    box-sizing: border-box;
}

*, *:before, *:after {
    box-sizing: inherit;
}


html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
    background-color: #000;
    -webkit-text-size-adjust: 100%;
}

body {
    font: 100%/1.2 sans-serif;
    padding-bottom: 90px;
}


.page {
    height: 100%;
    width: 100%;
    position: relative;
    background-image: url(wilhelm-screen.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 50% 50%;
}

.m-bgsizecover .page {
    background-position: 65% 50%;
}



.btn-wrap {
    position: absolute;
    top: 50%;
    width: 100%;
}

.btn {

/*    position: absolute;*/
/*    top: 50%;*/
    display: block;
    width: 70%;
    max-width: 300px;
    margin: -30px auto;
    padding: 20px 0;
    font-family: 'Sigmar One', sans-serif;
    font-size: 185%;
    text-align: center;
    text-decoration: none;
    border: 1px solid #fff;
    background: #444;
    background: rgba(0,0,0,.5);
/*    background-color: #444;*/
/*    border-radius: 5px;*/
    color: #fff;

}

.m-csstransforms .btn {
/*    position: absolute;*/
/*    left: 50%;*/
/*    transform: translate(-50%, -50%);*/
}


.btn small {
    display: block;
    font-size: 65%;
}


.btn-bg {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: block;
    background-color: #444;
    border-radius: 5px;
}

.btn-text {
    z-index: 1;
    color: #fff;
    position: relative;
    display: block;
}

.btn.is-active {
    -webkit-animation-name: scream;
    animation-name: scream;
    -webkit-animation-duration: 1000ms;
    animation-duration: 1000ms;
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    -webkit-animation-iteration-count: 1;
    animation-iteration-count: 1;
    -webkit-animation-timing-function: ease-out;
    animation-timing-function: ease-out;


}

.footer {
    position: absolute;
    z-index: 100;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 90px;
}