.texto-principal {/* Coluna onde fica o texto principal (coluna 2 , pois na coluna 1 fica o sidebar*/
    margin-left: 0px;
    width: 850px;
    padding: 0px;
    text-align:left;
}

body {
    color: whitesmoke;
    background-color: rgb(40, 45, 50);
    font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif
}

a {
    color: white;
}

nav.menu-lateral{
    width: 240px;
    height: 100%;
    background-color: #202020;
    padding: 40px 0 40px 1%;
    box-shadow: 3px 0 0 gray;

    position: fixed;
    top: 0;
    left: 0;
}

.btn-expandir{
    width: 100%;
    padding-left: 10px;
}


ul{
    height: 100%;
    list-style-type: none;
}

ul li.item-menu{
    transition: .2s;
}

ul li.item-menu:hover{
    background: gray;
}

ul li.item-menu a{
    color: white;
    text-decoration: none;
    font-size: 20px;
    padding: 20px 4%;
    display: flex;
    line-height: 30px;
}

ul li.item-menu a .txt-link{
    margin-left: 15px;
}

ul li.item-menu a .icon >i{
    font-size: 25px;
}