.grid {
    max-width: 1200px;
}

.grid:after {
    content: '';
    display: block;
    clear: both;
}

.grid-sizer {
    width: 30%;
}

.gutter-sizer {
    width: 3%;
}

.grid-box {
    width: 30%;
    float: left;
    margin-bottom: 10px;
}

.pinbox {
    border:0px solid black;
    background-color: white;
    min-height: auto;
}

.pincard {
    border-radius: 10px;
    background-image: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#fff));
    background-image: linear-gradient(180deg, #fff, #fff);
    box-shadow: 0 2px 3px 0 rgba(0, 0, 0, .19);
}

.pin-avatar {
    margin-top: 20px;
    margin-bottom: 10px;
    margin-left: 10px;
    border-radius: 50%;

}

@media screen and (max-width: 767px) {
    .grid-sizer {
        width: 100%;
    }

    .gutter-sizer {
        width: 3%;
    }

    .grid-box {
        width: 95%;
    }
}