.one_half_with_border,  .one_third_with_border,  .two_third_with_border,  .three_fourth_with_border, 
.one_fourth_with_border{
margin-right: 4%;
float: left;
position: relative;
margin-bottom: 37px;	
}
.one_half_with_border{
width: 45.9%;
}
.one_third_with_border{
width: 27.9%;
}
.two_third_with_border{
width: 63.9%;
}
.one_fourth_with_border{
width: 18.9%;
}
.three_fourth_with_border{
width: 72.9%;
}
.one_with_border img,  .one_half_with_border img,  .one_third_with_border img,  .two_third_with_border img, 
.three_fourth_with_border img,  .one_fourth_with_border img{
max-width: 100%;
height: auto;
max-height: 100%;
width: auto;	
}
@media screen and (max-width: 840px) {
.one_half_with_border,  .one_third_with_border,  .two_third_with_border,  .three_fourth_with_border, 
.one_fourth_with_border{
width: 100%;
text-align: center;
border: 0;
padding-left: 0;
padding-right: 0;
margin-left: 0;
margin-right: 0;
}
}