* {
    margin: 0px;
    padding: 0px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.row {
    margin-left: -2px;
    margin-right: -2px;
}

.row::before,
.row::after {
    content: "";
    display: table;
}

.row::after {
    clear: both;
}

.col {
    display: inline-block;
    /*flutuar para esquerda*/
    vertical-align: top;
    min-width: 1px;
    padding-left: 2px;
    padding-right: 2px;
    width: 100%;
    margin-right: -4px;
    *zoom: 1;
    *display: inline;
}

@media (min-width: 480px) {
    .col-2 {
        width: 50%;
    }
    .col-3 {
        width: 33.3333%;
    }
    .col-4 {
        width: 24.9999%;
    }
}

@media (min-width: 250px) {
    .col-2 {
        width: 50%;
    }
    .col-3 {
        width: 33.3333%;
    }
    .col-4 {
        width: 24.9999%;
    }
}

@media (min-width: 728px) {
    .col-3 {
        width: 33.3333%;
    }
    .col-4 {
        width: 24.9999%;
    }
}

.teste {
    background: #c800ff;
    padding: 28.99px;
    text-align: center;
    margin: 1px 0;
    color: #fff;
}