* {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

body {
  font-family: sans-serif;
}


/* ---- isotope ---- */

/*.isotope {
  margin: 0 auto;
}
*/
/* clear fix */
.isotope:after {
  content: '';
  display: block;
  clear: both;
}

/* ---- .item ---- */

/*.item {
  width: 19.33333%; padding:5px;
}

@media all and (max-width: 900px) {
  .item {
    width: 50%;
  }
}

@media all and (max-width: 500px) {
  .item {
    margin-left: 0;
    width: 100%;
  }
}*/