styles/chartcss/grid.scss

.row {
margin-bottom:20px; 
}

.row:after {
content: " "; /* Older browser do not support empty content */
visibility: hidden;
display: block;
height: 0;
clear: both;
}

.col10 {
float:left;
width:9%;
margin-right:1%; 
}

.col20 {
float:left;
width:19%;
margin-right:1%; 
}

.col30 {
float:left;
width:29%;
margin-right:1%; 
}

.col33 {
float:left;
width:33.33%;
margin-right:1%; 
}

.col40 {
float:left;
width:39%;
margin-right:1%; 
}

.col50 {
float:left;
width:49%;
margin-right:1%; 
}

.col60 {
float:left;
width:49%;
margin-right:1%; 
}

.col66 {
float:left;
width:66.66%;
margin-right:1%; 
}

.col70 {
float:left;
width:69%;
margin-right:1%; 
}

.col80 {
float:left;
width:79%;
margin-right:1%; 
}

.col90 {
float:left;
width:79%;
margin-right:1%; 
}

@media (max-width: 750px) {
.col50, .col10, .col20, .col30, .col70 {
width:100%;
margin:0;
}

}