html, body
#wrapper {

    width: 100%;
    max-width: 1200px;
    height: auto;
    margin: 0px auto 100px;
}

.section {
    width: 100%;
    height: auto;
    margin-top: 50px;
    background-color: #E6E6E6;
    padding-bottom: 20px;
}
.section-text {
    width: 80%;
    margin: 0 auto;
}
.section ul li {
    float: left;
}
.section-box {
   width: 100%;
    height: auto;

    margin-top: 10px;
    margin-bottom: 0px;
    display: -webkit-flex;
   display: -ms-flex;
   display: flex;
   -webkit-flex-wrap: wrap;
   -ms-flex-wrap: wrap;
   flex-wrap: wrap;
}
.article {

     width: 28%;
  min-width: 280px;

  padding: 0px 2px 20px 10px;

  margin: 2%;
}
.article img {
    width: 100%;
    height: auto;
    float: none;
    box-shadow: 10px 10px 20px grey;
}
.article span {
    font-weight: bold;
}
.aside {
clear: left;
    width: 100%;
    float: none;
}

 @media only screen and (max-width: 960px) {

.article {
    width: 70%;
    margin: 0 auto;
    }
h3 {
    font-size: 22px;
}

}
 @media only screen and (max-width: 600px)  {

.article {
    min-width: 200px;
}
.article {
    width: 90%;
    margin: 0 auto;
    }
h3 {
    font-size: 18px;
}