.navbar-brand{
    padding-top: 0.75rem;
}
nav.navbar{
    background-color: rgba(0, 0, 0, 0.9);
    /*-webkit-backdrop-filter: blur(20px);*/
}

.navbar-toggler:not(.collapsed) span:nth-child(1) {
    margin-top: 0px;
    -webkit-transform: rotate(135deg);
    -ms-transform: rotate(135deg);
        transform: rotate(135deg);
    opacity: 0.9;
}

.navbar-toggler:not(.collapsed) span:nth-child(2) {
    height: 12px;
    visibility: hidden;
    background-color: transparent;
}

.navbar-toggler:not(.collapsed) span:nth-child(3) {
    margin-top: -24px;
    -webkit-transform: rotate(-135deg);
    -ms-transform: rotate(-135deg);
        transform: rotate(-135deg);
    opacity: 0.9;
}

.navbar-toggler:focus,
.navbar-toggler:active {
    outline: 0;
}
.navbar-toggler span {
   display: block;
   background-color: rgba(255, 255, 255, 0.808);
   height: 2px;
   width: 25px;
   margin-top: 5px;
   margin-bottom: 5px;
   -webkit-transform: rotate(0deg);
   -ms-transform: rotate(0deg);
       transform: rotate(0deg);
   opacity: 1;
}

.navbar-toggler span:nth-child(1),
.navbar-toggler span:nth-child(3) {
   -webkit-transition: transform .25s ease-in-out;
   -o-transition: transform .25s ease-in-out;
   -webkit-transition: -webkit-transform .25s ease-in-out;
   transition: -webkit-transform .25s ease-in-out;
   transition: transform .25s ease-in-out;
   transition: transform .25s ease-in-out, -webkit-transform .25s ease-in-out;
}