.navbar-default .navbar-collapse {
    width: 80% ;
    background: rgba(255, 255, 255, 0.9) ;
    border-width: 1px 1px 1px 0px;
    border-color: #e7e7e7;
    border-style: solid;
    float: left;
    position: absolute;
    left: -1000px;
    -webkit-transition: all 0.5s ease-out;
    -moz-transition: all 0.5s ease-out;
    -ms-transition: all 0.5s ease-out;
    -o-transition: all 0.5s ease-out;
    transition: all 0.5s ease-out;
}
.navbar-default .navbar-collapse.aside-left {
    left: 16px;
}
@media (min-width: 768px) {
  .navbar-default .navbar-collapse {
    width: auto;
    background: transparent;
    border:none;
    float: none;
    position: relative;
    left:0;
  }
}