.titulo-centrado {
    text-align: center;
    font-size: 3.2em;
    font-family: fantasy;
    background: #36393b;
    color: white;
    margin: 0;
    padding: 15px;
}
.btn {
    margin: 5px !important;
}

.container {
    width: 100%;
    padding-right: 0 !important;
    padding-left: 0 !important; 
    margin-right: 0 !important;
    margin-left: 30px !important;
}