@media (max-width: 767px) {
    .navbar-fixed-top {
        position: relative;
        top: auto;
    }
    .navbar-collapse {
        max-height: none;
    }
} 

body
{
	font-size: large;
	font-family: serif;
	
	margin-top: 70px;
}

.picture {
  float: left;
  max-width: 14%
  margin-top: 20px;
  margin-right: 3%;
  margin-left: 3%;
}

a.anchor{display: block; position: relative; top: -50px; visibility: hidden;}

.carousel-inner > .item > img,
.carousel-inner > .item > a > img 
{
      height: 300px;
      margin: auto;
}
  
.abstract {
    padding-left: 90px;
    padding-right: 90px;
    text-align: justify;
    font-size: 80%;
}

.main {
    margin-left: 20%;
    margin-right: 10%;
    min-width:500px;
}