@keyframes hidePreloader {
    0% {
        width: 100%;
        height: 100%;
    }

    100% {
        width: 0;
        height: 0;
    }
}

body>div.preloader {
    position: fixed;
    background: white;
    width: 100%;
    height: 100%;
    z-index: 1071;
    opacity: 0;
    transition: opacity .5s ease;
    overflow: hidden;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

body:not(.loaded)>div.preloader {
    opacity: 1;
}

body:not(.loaded) {
    overflow: hidden;
}

body.loaded>div.preloader {
    animation: hidePreloader .5s linear .5s forwards;
}
@media (min-width: 992px) {
    .navbar-expand-lg .navbar-brand img{
        height: 4rem;
    }    
}
@media (max-width: 991.98px) {
    .navbar-expand-lg .navbar-brand img{
        height: 3.7rem;
    }    
}
.navbar-toggler{
    margin-right: -1em;
}
.navbar{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
}