.site-footer{
    position: absolute;
    bottom: 0;
    width: 100%;
    z-index: 1;
}
.site-footer svg{
    filter: drop-shadow(0px -3px 3px rgba(0, 0, 0, 0.2));
    width: 100%;
    display: block;
    line-height: 0;
    width:100%; 
    display:block;
}

.etiqueta{
    position: absolute;
    display: block;
    padding: 5px 20px 5px 200px;
    background-color: #feff2d;
    transform: rotate(-56deg);
    z-index: 1;
    bottom: 27px;
}

@media (max-width: 880px){
    .site-footer{
        clear: both;
        position: static;
    }
}