.split-button-outside {
    background-color: rgba(255,255,255,0);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    z-index: 1000;
}

.split-button {
    position: relative;
    display: inline-block;
    text-align: left;
    margin-top: 20px;
}

.split-button {
    display: inline-flex;
    position: relative;
    margin: 0;
    height: 30px;
    outline: none;
    line-height: 27px;
    background: #F2F2F2;
    border: 1px solid #E0E0E0;
    box-shadow: 1px 1px 2px #E0E0E0;
}

    .split-button:hover {
        cursor: pointer;
        background: #E0E0E0;
    }

    .split-button:active {
        background: #D3D3D3;
    }

    .split-button.split-button-drop {
        border-left: 0;
        height: 30px;
    }

.open > .split-button-drop-menu {
    display: block;
}

.open > .split-button-outside {
    display: block;
}

.split-button-drop-menu {
    position: absolute;
    top: 27px;
    right: 0;
    z-index: 1000;
    display: none;
    float: left;
    min-width: 160px;
    padding: 5px 0;
    margin: 2px 0 0;
    font-size: 14px;
    list-style: none;
    background-color: #F2F2F2;
    background-clip: padding-box;
    border: 1px solid #E0E0E0;
    box-shadow: 1px 1px 2px #E0E0E0;
}

    .split-button-drop-menu li {
        display: block;
        padding: 3px 20px;
        clear: both;
        font-family: arial;
        color: #444;
        text-decoration: none;
    }

        .split-button-drop-menu li:hover {
            background: #D3D3D3;
        }