/**/

.center {text-align: center;}
.left {text-align: left;}
.right {text-align: right;}
.margin-bottom-5{margin-bottom: 5px;}

/* para que se muestre el anchor al hacer scroll */
.anchor{ display: block;height: 50px; /*same height as header*/ margin-top: -50px; /*same height as header*/ visibility: hidden;}