* { 
    box-sizing: border-box;
}

$keyBreakpoint:640px;


body {
    margin: 0;
}

#main {
    position: relative;
    z-index: 20;
    background: #fff;
    transition: transform .6s ease;

    @media(min - width: $keyBreakpoint) {
        padding: 1em;
    }
   
}

#main {
    position: relative;
    z-index: 20;
    background: #fff;
    transition: transform .6s ease;

    @media(min - width: $keyBreakpoint){
        padding: 1em;
    }
}

.fake-section {
    background: #eee;
    height: 300px;
}

.tiles-a {
    width: 100%;
    position: relative;
    overflow: hidden;
    // reset ul

{
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

li {
    @media(min - width: $keyBreakpoint) {
        float: left;
        width: 33.33%;
    }
}

a {
    margin: 1em;
    display: block;
    background: #222;
    padding-top: 73%;
    height: 0;
}

.details {
}

}

//.tiles-a

#aside {
    position: fixed;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: #eee;
    overflow-y: scroll;
    z-index: 10;
    img

{
    width: 100%;
    height: auto;
    vertical-align: top;
}

.wrapper {
    padding: 1em;
}

.close {
    width: 25px;
    display: block;
    position: absolute;
    top: 1em;
    right: 1em;
    background-color: rgba(0,0,0,.5);
    border-radius: 50%;
}

}

.show-detail {
    overflow: hidden;
    #main

{
    transform: translateX(-60%);
}

}

.visually-hidden {
    position: absolute;
    overflow: hidden;
    clip: rect(0 0 0 0);
    height: 1px;
    width: 1px;
    margin: -1px;
    padding: 0;
    border: 0;
}