/*--------------------------------------------------------------
Reset
--------------------------------------------------------------*/

figure {
    margin: 0;
}

/*--------------------------------------------------------------
Accessibility
--------------------------------------------------------------*/
/* Text meant only for screen readers */
.screen-reader-text {
	clip: rect(1px, 1px, 1px, 1px);
	position: absolute !important;
	height: 1px;
	width: 1px;
	overflow: hidden;
}

/*--------------------------------------------------------------
Typography
--------------------------------------------------------------*/
body {
	color: #404040;
	font: 18px 'Helvetica', 'Segoe UI', Arial, sans-serif;
}

/*--------------------------------------------------------------
Header styles
--------------------------------------------------------------*/

.masthead {
    padding-bottom: 1em;
    background: #eee;
	text-align: center;
}

.site-title {
    margin: 0;
    padding: 1em 0 0;
    font-size: 2em;
    font-weight: 300;
    color: black;
}

/*--------------------------------------------------------------
Layout
--------------------------------------------------------------*/
.main-area {
	padding: 1em;
    background-color: #eee;
}

@media screen and (min-width: 50em) {
    .main-area {
        display: flex;
    }

    .filters {
        box-sizing: border-box;
        margin-top: 1em;
        padding-right: 1em;
        width: 20%;
    }

    .courses {
        width: 80%;
    }
}

/*--------------------------------------------------------------
Filter buttons
--------------------------------------------------------------*/
.filters {

}

.filters ul {
	display: flex;
	/* flex-wrap: wrap; */
	margin: 0;
	padding-top: 0;
	padding-right: 0px;
	padding-left: 0;
	padding-bottom: 0;
	list-style-type: none;
}

.filters li {
    margin: 0 2px 2px 0;
}

 .filters a {
    display: block;
    padding: .5em 1em;
    /* font-size: 80%; */
    /* color: #32addc; */
    text-decoration: none;
    /*background: #00adef;*/
}

.filters a:hover {
	 color: white;
	background-color: #60c5ea;
}

a.checked {
    background:#00adef;
    color: white;
}

/*--------------------------------------------------------------
Courses
--------------------------------------------------------------*/

.courses {
    margin: 0 auto;
}

.course {
    box-sizing: border-box;
    padding: 1em;
}

@media screen and (min-width: 60em) {
    .course {
        width: 50%;
    }
}

@media screen and (min-width: 80em) {
    .course {
        width: 33.33333%;
    }
}

@media screen and (min-width: 100em) {
    .course {
        width: 25%;
    }
}

.course a {
    display: block;
    color: black;
    text-decoration: none;
}

.course a:hover h2,
.course a:focus h2 {
    text-decoration: underline;
}

.course img {
    display: block;
    width: 100%;
}

.course figure {
    background: white;
}

.info {
    padding: 0 2em 1em;
}

.author {
    margin-top: -.5em;
    margin-bottom: 1.5em;
    padding-top: 1em;
    font-weight: 700;
    font-size: .8em;
    border-top: 1px solid #ededed;
}

.by {
    font-weight: 100;
}

.description {
    line-height: 1.3em;
}