.matching_m {
    position: relative;
margin-top: 1em; margin-bottom: 1em;
    
}

.matching_m input[type=checkbox] {
    position: relative;
    
}

.matching_m canvas {
    position: absolute;
    left: 0; top: 0;
    background-color: #fff;
        
}
.matching_m ol {
    display: inline-block;
    vertical-align: middle;
    position: relative;
   
    list-style: none;
    margin: 0; padding: 0;
}

.matching_m .base {
    margin-right: 150px;
}


.matching_m ol li {
    margin: 0; padding: 5px;
    color: #333;
     border: 2px solid #bbb;
    border-radius: 10px;
    text-align: center;
    cursor: pointer;
    background-color: #ececec;
   max-width: 20em;
}

.matching_m ol.left li {
    text-align: left;
}

.matching_m ol.right li {
    text-align: right;
}
.matching_m ol.variants li {
   cursor: copy;
}

.matching_m ol li + li {
    margin-top: 8px;
}



.matching_m li:hover {
    background-color: #fff;
}


.matching_m li.actual {
    border-color: #000;
    color: #000;
    background-color: #fff;
-webkit-box-shadow: 1px 1px 1px 1px #666666;
box-shadow: 1px 1px 1px 1px #666666;
}

.matching_m .pairing { display: none; }

.matching_2side {
display: flex;
    position: relative;
    font-size: 90%;
}

.matching_2side canvas {
    position: absolute;
    left: 0; top: 0;
    background-color: #fff;
        
}
.matching_2side ol {
    display: inline-block;
    vertical-align: middle;
    position: relative;
   
    list-style: none;
    margin: 0; padding: 0;
}

.matching_2side .base, .matching_2side .variants1 {
    margin-right: 150px;
}


.matching_2side ol li {
    margin: 0; padding: 5px;
    color: #333;
     border: 2px solid #bbb;
    border-radius: 10px;
    text-align: center;
    cursor: pointer;
    background-color: #ececec;
}
.matching_2side ol li + li {
    margin-top: 8px;
}



.matching_2side li:hover {
    background-color: #fff;
}


.matching_2side li.actual {
    border-color: #000;
    color: #000;
    background-color: #fff;
-webkit-box-shadow: 1px 1px 1px 1px #666666;
box-shadow: 1px 1px 1px 1px #666666;
}

.matching_2side .pairing1, .matching_2side .pairing2 { display: none; }