.topnav {
  overflow: hidden;
  background-color: transparent;
}

.topnav a {
  float: left;
  display: block;
  color: #E52817;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 20px;
  font-weight: 700;
}

.active {
    border-bottom: 2px solid #FF2C1A; 
}

.topnav a:hover {
  border-bottom: 2px solid #FF2C1A;
  color: black;
}

.topnav .icon {
  display: none;
}

@media screen and (max-width: 800px) {
  .topnav a:not(:first-child) {display: none;}
  .topnav a.icon {
    float: right;
    display: block;
  }
}

@media screen and (max-width: 800px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive .icon {
    position: absolute;
    right: 0;
    top: 0;
  }   
    
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
    
    iframe.yt {
        width:250px;
    }
    
    .card {
        padding: 0;
    }
    
}