html,
body {
  height: 100%;
}

body {
  background: url(../images/bkg-skl.jpg) no-repeat center center fixed;
  background-size: cover;
  color: #fff;
  text-align: center;
  font-family: Segoe, "Segoe UI", "DejaVu Sans", "Trebuchet MS", Verdana, "sans-serif";
}

/* 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%;
  background: rgba(48, 53, 70, 0.5);
  box-shadow: inset 0 0 100px rgba(0, 0, 0, 0.5);
}

.site-wrapper-inner {
  display: table-cell;
  vertical-align: top;
}

.cover-container {
  margin-right: auto;
  margin-left: auto;
}

/* Padding for spacing */
.inner {
  padding: 30px;
}

/*
 * Header
 */
.masthead-brand {
  margin-top: 10px;
  margin-bottom: 10px;
}

.nav-masthead {
  text-align: center;
  display: block;
}

.nav-masthead .nav-link {
  display: inline-block;
}

@media (min-width: 768px) {
  .masthead-brand {
    float: left;
  }
  .nav-masthead {
    float: right;
  }
}

/*
 * Cover
 */
.cover {
  padding: 0 20px;
}
#logo {
  display: block;
  width: 20em;
  height: 5em;
  background: url(../images/logo.png) no-repeat center center;
  background-size: 100%;
  margin: 1em auto;
}
#logo span {
  display: none;
}
.cover .btn-notify {
  padding: 10px 60px;
  font-weight: 500;
  text-transform: uppercase;
  border-radius: 40px;
}

.cover-heading {
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 2rem;
  margin-bottom: 5rem;
}

@media (min-width: 768px) {
  .cover-heading {
    font-size: 3.4rem;
    letter-spacing: 2px;
  }
}

.cover-copy {
  max-width: 500px;
  margin: 0 auto 3rem;
}

/*
 * Footer
 */
.mastfoot {
  color: #999;
  /* IE8 proofing */
  color: rgba(255, 255, 255, 0.7);
}



/*
 * Affix and center
 */
@media (min-width: 768px) {
  /* Pull out the header and footer */
  .masthead {
    position: fixed;
    top: 0;
  }
  .mastfoot {
    position: fixed;
    bottom: 0;
  }
  /* Start the vertical centering */
  .site-wrapper-inner {
    vertical-align: middle;
  }
  /* Handle the widths */
  .masthead,
  .mastfoot,
  .cover-container {
    width: 100%;
    /* Must be percentage or pixels for horizontal alignment */
  }

}

@media (min-width: 992px) {
  .masthead,
  .mastfoot,
  .cover-container {
    width: 1060px;
  }
  #logo {
  width: 30em;
  height: 10em;
  background-size: 100%;
  }
}