.color_picker {
        border-radius: 5px;
        width: 36px;
        height: 36px;
        cursor: pointer;
        -webkit-transition: all linear .2s;
        -moz-transition: all linear .2s;
        -ms-transition: all linear .2s;
        -o-transition: all linear .2s;
        transition: all linear .2s;
        }       
.color_picker:hover { transform: scale(1.1); }