body {
    font-family: 'Lato', sans-serif;
    color: #40637a;
    font-size: 20px;
    text-decoration: none;
}
html, body {
  height: 100%;
}


#wrap {
  min-height: 100%;
}

#main {
  overflow: auto;
  padding-bottom: 70px; /* this needs to be bigger than footer height*/
}

.footer {
  position: relative;
  margin-top: -70px; /* negative value of footer height */
  height: 70px;
  clear:both;
  padding-top:20px;
}  

header {
    background-image: url('../images/linux.jpg');
    height: 800px;
    color: white;
    padding: 20px;
    
}

header h1 {
    font-size: 2.5em;
    color: white;
    margin-left: 10px;
    font-weight: bold;
   
}

.navbar-header > a {
    text-decoration: none;
}

.navbar {
    margin-bottom: 0px;
    /*padding: 30px 15px;*/
    background-color: black;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
    
}

@media (max-width: 400px) {
    .navbar-header {
        position: relative;
    }

    .navbar img {
        position: absolute;
        top: 0;
        bottom: 0;
        margin: auto;
        width: 70%;
        }
}

.navbar-inverse .navbar-nav > li > a {
    color: white;
}

.breadcrumb {
    background-color: #eeecec;
    margin-top: 100px;
   
}

H1 {
    color:black;
    font-size: 40px;
    text-decoration: underline;
}

H2 {
    color: grey; 
    
   }

H4 {
    color: black;
    font-size: 20px;
}


aside ul, article ul {
    list-style: outside none none;
    padding-left: 20px;
    line-height: 170%;
    text-decoration: none;
}

aside {
    padding-top: 70px;
}

article {
    padding: 0 20px 0 20px;
}

section ol {
    margin-bottom: 5px;
    margin-top: 70px;
}

section a, section a:hover {
    color: black;
    text-decoration: none;
}

aside a, aside a:hover {
    color: black;
    text-decoration: none;
}

footer {
    background-color: black;
    color: white;
    padding: 20px;
    text-align: center;
}

footer a, footer a:hover {
   color: white;
   
}

 /*img.content {
     margin-bottom: 10px;
     margin-top: 10px;
      } */
    
.img-tumbnail {
    max-width: 80%;
    padding: 4px;
    transition: all 0.2s ease-in-out 0s;
}