.col-doc{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.col-doc .et_pb_module{
    width: calc(33.33% - 3%);
    background-color:#fff;
    border: 10px solid #e2e2e2;
    padding: 25px;
    text-align: center;
}
.col-doc h2{
    font-size: 20px;
    text-align: center;
}

.content-doc{
    margin: 10px auto 25px;
}

@media all and (max-width: 980px){
    .col-doc .et_pb_module{
        width: 100%;
    }
}