common.css

.container {
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}
@media (min-width: 768px) {
    .container {
        width: 750px;
    }
}
@media (min-width: 992px) {
    .container {
        width: 970px;
    }
}
@media (min-width: 1200px) {
    .container {
        width: 1170px;
    }
}
.container-fluid {
    /*padding-right: 15px;*/
    /*padding-left: 15px;*/
    margin-right: auto;
    margin-left: auto;
}
.clearfix:before, .clearfix:after {
    content: " ";
    display: table;
}
.clearfix:after {
    clear: both;
}
.pull-left {
    float: left;
}
.pull-right {
    float: right;
}
.text-center {
    text-align: center;
}