.evento{background:linear-gradient(to left,rgba(20,20,20,1) 0,rgba(20,20,20,0.75) 50%,rgba(20,20,20,0) 100%)}@media(max-width:767px){.evento{background:linear-gradient(to top,rgba(20,20,20,1) 0,rgba(20,20,20,0.75) 50%,rgba(20,20,20,0) 100%)}}