onetab.css

body {
}
.clickable {
    cursor:pointer;
    color:#234da7;
}
input[type=text] {
    padding: 4px 4px;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-shadow: 2px 2px 3px #ddd;
    outline: 0;
    -webkit-appearance: textfield;
}

.cssCheckbox label:after {
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
    filter: alpha(opacity=0);
    opacity: 0;
    content: '';
    position: absolute;
    width: 9px;
    height: 5px;
    background: transparent;
    top: 4px;
    left: 4px;
    border: 3px solid #333;
    border-top: none;
    border-right: none;

    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.cssCheckbox label:hover::after {
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=30)";
    filter: alpha(opacity=30);
    opacity: 0.5;
}

.cssCheckbox input[type=checkbox]:checked + label:after {
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
    filter: alpha(opacity=100);
    opacity: 1;
}