@media screen and (max-width: 992px) {
    .menu {
        background: #ddd;
        width: 350px;
        height: calc(100vh);
        z-index: 1;
        transition: .2s;
    }
    aside {
        position: fixed;
        top: 0;
        left: -350px;
        z-index: 1;
        display: none;
    }
    #navbarNavDropdown.collapsing, #navbarNavDropdown.collapse.show {
        position: fixed;
        width: 350px;
        top: 0;
        right: 0px;
        text-align: right;
        background-color: rgba(255,255,255,.06);
    }
    
}
main {
    flex: 2;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: #1e1e1e;
}
aside {
    width: 350px;
    background-color: #2b2b2b;
    height: calc(100vh);
    transition: .2s;
    flex: 1;
}
.view-menu {
    animation: float-left .5s forwards;
    display: block;
}
.times-animate {
    animation-name: times;
    animation-duration: .2s;
}
@keyframes times {
    0% {transform: rotate(45deg);}
    100% {transform: rotate(0deg);}
}
@keyframes float-left {
    from {left: -350px;}
    to {left: 0;}
}