html,body,form {
    height: 100%;
}
body {
    color: #fff;
    text-align: center;
    text-shadow: 0 1px 3px rgba(0,0,0,.5);
    background-image: linear-gradient(to bottom, rgba(155,89,182,0.4), rgba(155,89,182,0.8));
    margin:0px;
    font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
    font-size: 14px;
}

.img-error{
    max-width: 50%;
    height:auto;
}

/* Extra markup and styles for table-esque vertical and horizontal centering */
.site-wrapper {
    display: table;
    width: 100%;
    height: 100%; /* For at least Firefox */
    min-height: 100%;
    -webkit-box-shadow: inset 0 0 100px rgba(0,0,0,.5);
            box-shadow: inset 0 0 100px rgba(0,0,0,.5);
}
.site-wrapper-inner {
    display: table-cell;
    vertical-align: top;
}
.cover-container {
    margin-right: auto;
    margin-left: auto;
}

.cover-heading{
    color: #fff;
    font-weight: 400;
    font-size: 1.58333rem;
    text-shadow: 0 0 7px #000;
    font-size:40px;
}

.cover-text{
    font-size:25px;

}

.inner {
    padding: 30px;
}

.cover {
    padding: 0 20px;
}

@media (min-width: 768px) {
    .site-wrapper-inner {
        vertical-align: middle;
    }

    .cover-container {
        width: 100%; /* Must be percentage or pixels for horizontal alignment */
    }
}

@media (min-width: 992px) {
    .cover-container {
        width: 950px;
    }
}