* {
    box-sizing: border-box;
}
html, body {
    margin: 0;
}
.panel {
    position: relative;
    padding-left: 3px;
    padding-right: 3px;
    border: 1px solid gray;
    border-radius: 3px;
}

@media screen and (min-width: 992px){
    .panel{ 
        float: left;
        width: 33.33333333%;
        position: relative;
    }
}

.panel-title {
    font-size: 11pt;
    border-bottom: 1px solid gray;
    padding: 1px 3px;
    display: inline-block;
    width: 100%;
}

.panel-content {
    padding: 0px 10px;
}

.panel-controls {
    float: right;
    height: 100%;
}
.panel-control {
    float: left;
}