*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

.container{
    margin: 0 auto;
    max-width: 1240px;
    width: 100%;
}

.voltar{
    text-decoration: none;
    background-color: #4880fa;
    color: white;
    border-radius: 7px;
    padding: 10px;
    transition: 0.4s;
    position: fixed;
    top: 10%;
    left: 3%;
}

.voltar:hover{
    background-color: #4881faaf;
}