html, body {
    height: 100%;
    margin: 0;
}

.bg {
    background-image: url("../img/startup.png");
    height: 100%; 
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;    
    z-index: -1;
}

.title {
    opacity: 1;
    position: absolute;    
    left: 0;
    top: 30%;
    width: 100%;
    text-align: center;  
}

.title span.subtitle {
    z-index: 5;
    padding: 18px;
    font-size: 25px;
    letter-spacing: 10px;  
}

.footer {
    background-color: black;
    height: 250px;
}

.margin {
    margin-top: 100px;
}

.marginmd {
    margin-top: 50px;
}

.marginxs {
    margin-top: 25px;
}

.line {
    color: inherit;
}

.h1 {
  overflow: hidden;
  text-align: center;
}

.h1:before,
.h1:after {
  background-color: #000;
  content: "";
  display: inline-block;
  height: 1px;
  position: relative;
  vertical-align: middle;
  width: 50%;
}

.h1:before {
  right: 0.5em;
  margin-left: -50%;
}

.h1:after {
  left: 0.5em;
  margin-right: -50%;
}

.justify {
    text-align: justify;
}