.content li + li {
    margin-top: 0;
}
/* 
.progress {
    background-color: #ccc;
    width: 100%;
    height: 40px;
    text-align: center;
    color: rgb(255, 255, 255);
    overflow: hidden;
  }
  
  .progress-bar { float: left; }
  
  .progress-bar.orange {
    background-color: rgb(145, 29, 0);
    height: 100%;
  }
  
  .progress-bar.blue {
    background-color: rgb(184, 125, 0);
    height: 100%;
  }
  
  .progress-bar.yellow {
    background-color: rgb(158, 158, 0);
    height: 100%;
  } */

.columns:not(:last-child) {
    margin: 0;

}

.navtop {
    background-color: rgb(237, 239, 241);
}

.navtop img {
    max-height: 5em;
}

.paralla {
    font-family: monospace;
}

#active-content{
    transition: 0.75s;
}

.paralla img {
    user-select: none;
    -moz-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -o-user-select: none;
    max-height: 20em;
}


.paralla-container {
    margin: 0 auto;
    max-width: 100%;
    max-height: 100%;
    padding: 10px;
    position: relative;
}

.is-gradient{

    background: #00047c;
    /* Old browsers */
    background: -moz-linear-gradient(-45deg, #00047c 0%, #890000 100%);
    /* FF3.6-15 */
    background: -webkit-linear-gradient(-45deg, #00047c 0%, #890000 100%);
    /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(135deg, #00047c 0%, #890000 100%);
    /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#00047c', endColorstr='#890000', GradientType=1);
    /* IE6-9 fallback on horizontal gradient */
}

.has-large-link a{
    text-align: center;
    font-size: large;
}

.is-scrollable {
    overflow: auto;
    overflow-x: auto;
    display: inherit;
}

.tabs li.is-active a{
    border-bottom-color: #7a010e; 
    color: #b30744;
}

.container--offset {
    margin-left: 0;
}

.scene {
    margin: 0;
    padding: 0;
}

.container a{
    color: inherit;
}

.column .is-128x128{
    margin:auto;
}

.footer{
    padding-top: 0.75em; padding-bottom: 1em;
    font-family: monospace;
    color: rgba(255, 255, 255, 0.192);
}
.footer a{
    color: rgba(255, 255, 255, 0.192);

}
.footer a:hover{
    text-decoration: underline;
    color: rgba(255, 255, 255, 0.5);    
}

.instructor:hover{    
    background: rgb(247, 247, 247);
}

.office-hour{
    display: inline;
}

.instructor h4{
    height: 30px;
}

.table td{
    text-align: center;
}

.due-homework{
    opacity: 0.5; 
    text-decoration-line: line-through;
}