ol,ul{list-style: none;}
*{margin: 0; padding: 0;}
#xxx{
    background:#ddd;
    display: block;
}
body{
    margin: 0;
    position: relative;
    overflow: hidden;
}
.actions{
    position: absolute;
    left: 0px;
    top: 0;
    padding: 20px;
}
.actions > svg{
    width: 1.5em;
    height: 1.5em;
    margin: 0 10px;
}
 .icon {
       width: 1em; height: 1em;
       vertical-align: -0.15em;
       fill: currentColor;
       overflow: hidden;
}
.actions > svg.active{
    fill: red;
    transform: scale(1.2)  
}    
.color{
    position: fixed;
    top: 50px;
    left: 28px;
    
}
ol > li{
    width: 20px;
    height: 20px;
    margin: 10px 0;
    border-radius: 10px;
}
ol > li.red{
    background: red;
}
ol > li.green{
    background:green;
}
ol > li.blue{
    background: blue;
}
.color >li.active{
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.95);
    transform: scale(1.2);
}
.lineSize > li{
    margin: 20px 0;
}
.lineSize{
    position: fixed;
    right: 10px;
    top: 30px;
}
.lineSize > .thin{
    height: 0;
    width: 50px;
    border-top: 3px solid black;
}
.lineSize > .thick{
    height: 0;
    width: 50px;
    border-top: 5px solid black;
}