.cocoen {
    position: relative;
    overflow: hidden;
    line-height: 0;
    margin: 0;
    padding: 0;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    box-sizing: border-box
}

.cocoen *,
.cocoen *::before,
.cocoen *::after {
    box-sizing: inherit
}

.cocoen img,
.cocoen picture>img {
    max-width: none
}

.cocoen>img,
.cocoen>picture>img {
    width: 100%;
    display: block
}

.cocoen>div:first-child,
.cocoen>picture:first-child>div {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 50%;
    overflow: hidden;
    -o-transition-property: none !important;
 -moz-transition-property: none !important;
 -ms-transition-property: none !important;
 -webkit-transition-property: none !important;
 transition-property: none !important;    
}

.cocoen__drag {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    cursor: ew-resize;
    background: #fff;
    margin-left: -1px;
    -o-transition-property: none !important;
 -moz-transition-property: none !important;
 -ms-transition-property: none !important;
 -webkit-transition-property: none !important;
 transition-property: none !important;    
}

.cocoen__drag::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    height: 30px;
    width: 14px;
    border: 3px solid #fff;
    margin-left: -7px;
    margin-top: -18px
}