a,
a:focus,
a:hover {
  color: #fff;
}

.btn-secondary,
.btn-secondary:hover,
.btn-secondary:focus {
  color: #333;
  text-shadow: none;
  background-color: #fff;
  border: .05rem solid #fff;
}

html,
body {
  height: 100%;
  background-color: #333;
  background-image: url("../img/cover.jpg");
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
}

body {
  display: -ms-flexbox;
  display: flex;
  color: #fff;
  text-shadow: 0 .05rem .1rem rgba(0, 0, 0, .5);
  box-shadow: inset 0 0 5rem rgba(0, 0, 0, .5);
}

.cover-container {
  max-width: 42em;
}

.masthead {
  margin-bottom: 2rem;
}

.masthead-brand {
  margin-bottom: 0;
}

.nav-masthead .nav-link {
  padding: .25rem 0;
  font-weight: 700;
  color: rgba(255, 255, 255, .5);
  background-color: transparent;
  border-bottom: .25rem solid transparent;
}

.nav-masthead .nav-link:hover,
.nav-masthead .nav-link:focus {
  border-bottom-color: rgba(255, 255, 255, .25);
}

.nav-masthead .nav-link + .nav-link {
  margin-left: 1rem;
}

.nav-masthead .active {
  color: #fff;
  border-bottom-color: #fff;
}

@media (min-width: 48em) {
  .masthead-brand {
    float: left;
  }
  .nav-masthead {
    float: right;
  }
}

.cover {
  padding: 0 1.5rem;
}
.cover .btn-lg {
  padding: .75rem 1.25rem;
  font-weight: 700;
}

.mastfoot {
  color: rgba(255, 255, 255, .5);
}

.logo_header {
  display: inline-flex;
  float: left;
}

.shadowed {
  -webkit-filter: drop-shadow(0 0 5rem rgba(0, 0, 0, .5));
  filter: url(#drop-shadow);
  -ms-filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#000')";
  filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#000')";
}

.shadow-text {
  text-shadow: 1px 1px #333;
}