.one_half { width:49%; margin-right: 2%; /*margin-left: 1.5%;*/ }

.one_third { width:32%; margin-right: 2%; /*margin-left: 1%;*/}

.two_third { width:66%; margin-right: 2%; /*margin-left: 1%;*/}

.one_fourth { width:23.5%; margin-right: 2%; /*margin-left: 1%;*/}

.three_fourth { width:74.5%; margin-right: 2%; /*margin-left: 1%;*/}

.one_fifth { width:18.4%; margin-right: 2%; /*margin-left: 1%;*/ }

.two_fifth { width:39.2%;margin-right: 2%; /*margin-left: 1%;*/ }

.three_fifth { width:58.8%; margin-right: 2%; /*margin-left: 1%;*/}

.four_fifth { width:78%; margin-right: 2%; /*margin-left: 1%;*/}

.one_sixth { width:13.33%; }

.five_sixth { width:82.67%; }

.one_half, .one_third, .two_third, .three_fourth, .one_fourth, .one_fifth, .two_fifth, .three_fifth, .four_fifth, .one_sixth, .five_sixth {  float:left; z-index: 1 !important; }

.last { margin-right:0 !important; clear:right; }

.clear-column {clear:both;display:block;font-size:0;height:0;line-height:0;width:100%;}

@media only screen and (max-width: 640px) {

.one_half, .one_third, .two_third, .one_fourth, .three_fourth, .one_fifth, .two_fifth, .three_fifth, .four_fifth, .one_sixth { width:98%; padding-left: 1%; padding-right: 1%; }

}