.header{
    display: flex;
    padding: 20px 20px 0px 20px;
    background: linear-gradient(to right, #394a5a, #536576);
    color: #ffffff;
    border-bottom: 1px solid #7C7D81;
}
.header img{
    height: 40px;
}
.header .header-title{
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin-left: 20px;
    font-size: 2em;
    line-height: 1em;
}
.header .header-title .header-sub-title{
    font-size: 0.5em;
    margin-top: -5px;
    color: #afb0b4;
}

.header .icon-holder{
    display: flex;
    padding-left: 20px;
    align-items: center;
} 
.header .icon-holder > *{
    /*    color: #0b5b98;*/
    /*    font-size: 2.5em;*/
} 
.header .icon-button{
    padding-bottom: 10px;
    margin-left: 20px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    text-align: center;
}

.header .icon-button .icon-text{
    font-size: 0.8em;
}

.header .icon-button:hover{
    border-bottom: 2px solid #c9cdd1;
}

.header .icon-button.selected{
    /*    border-bottom: 3px solid #0b5b98;*/
    /*    border-bottom: 3px solid #dc7c35;*/
    border-bottom: 3px solid #f60e12;

    /*    border-bottom: 4px solid #000000;*/
}

/* panel */
.panel-header {
    margin-bottom: 5px;
    padding: 0px 30px;
    /*    background-color: #0b5b98;*/
    background: linear-gradient(to right, #394a5a, #536576);
}

.panel-header .panel-header-menu{
    padding: 15px 0px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;

    color: #ffffff;
}

.panel-header .panel-header-menu .header-menu-spacer{
    margin-left:3px;
    margin-right: 5px;
    border-left: 1px solid #ffffff;
    border-right: 1px solid #ffffff;
}

.panel-header .panel-header-menu .panel-title-holder{
    /*    color: #ffffff;*/
    font-size: 1.3em;
}

.panel-header .panel-header-menu .panel-menu-text-holder{
    font-size: 1.2em;
    font-weight: bold;
}

.panel-header .panel-header-icons{
    color: #ffffff;
}

.panel-content {
    grid-area: panel-content;
    padding: 0px 20px 10px 20px;
}
.panel-header .panel-header-buttons{
    padding-left: 10px;
}
.panel-header .panel-header-buttons.buttons-horizontal{
    display: flex;
}
/* panel end*/

.panel-holder{
    padding: 0px 30px;
}
/*.page-panel .page-panel-content .panel-header-buttons .panel-button,*/
.panel-header .panel-header-buttons .panel-button{
    background-color: #c9cdd1;
    /*    background: linear-gradient(180deg, #c9cdd1 50%, #acb3b9);*/
    /*    min-width: 150px;*/
    text-align: center;

    padding: 5px;
    cursor: pointer;
    border-top: 1px solid #b6b7ba;
    border-left: 1px solid #b6b7ba;
    border-right: 1px solid #b6b7ba;

    transform: skewX(40deg);
    border-top-right-radius: 5px;


    -webkit-touch-callout: none; /* iOS Safari */
    -webkit-user-select: none; /* Safari */
    -khtml-user-select: none; /* Konqueror HTML */
    /* Firefox */
    -ms-user-select: none; /* Internet Explorer/Edge */
    user-select: none; /* Non-prefixed version, currently
                          supported by Chrome and Opera */
}

/*.page-panel .page-panel-content .panel-header-buttons .panel-button .hide-skew,*/
.panel-header .panel-header-buttons .panel-button .hide-skew {
    position: absolute;
    left: 0;
    top: 0;
    background-color: #c9cdd1;
    /*    background: linear-gradient(180deg, #c9cdd1 50%, #acb3b9);*/
    height: 32px;
    width: 35px;
    margin-top: -1px;
    margin-left: -17px;
    transform: skewX(-40deg);
    border-top-left-radius: 5px;
    border-top: 1px solid #b6b7ba;
    border-left: 1px solid #b6b7ba;
    /*    border-bottom: 1px solid #0b5b98;*/
}

/*.page-panel .page-panel-content .panel-header-buttons .panel-button.selected,*/
/*.page-panel .page-panel-content .panel-header-buttons .panel-button.selected .hide-skew,*/
.panel-header .panel-header-buttons .panel-button.selected,
.panel-header .panel-header-buttons .panel-button.selected .hide-skew{
    background: none;
    background-color: #ffffff;
    /*     color should be same as content-border */
}


/*.page-panel .page-panel-content .panel-header-buttons .panel-button.selected:hover,*/
.panel-header .panel-header-buttons .panel-button.selected:hover{
    cursor: default; 
}


/*.page-panel .page-panel-content .panel-header-buttons .panel-button .button-text,*/
.panel-header .panel-header-buttons .panel-button .button-text{
    transform: skewX(-40deg);
    padding-right: 10px;
}
.panel-header .panel-header-buttons .panel-button:not(:first-child) .button-text{
    padding-left: 10px;
}
/*.panel-header .panel-header-buttons:not(:first-child){
    padding-left: 10px;
}*/

.page-panel {
    background-color: #ffffff;
    /*    padding: 10px;*/
    margin-top: 20px;
    margin-left: 10px;
    margin-right: 10px;
    /*    border-top: 10px solid #0c5b98;*/
    border-top: 10px solid #788897;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}
.page-panel .panel-title {
    padding: 10px;
    font-weight: bold;
    border-bottom: 1px solid #cfcfcf;
    border-left: 1px solid #cfcfcf;
    border-right: 1px solid #cfcfcf;
}
.page-panel .panel-content {
    padding: 10px;
    border-left: 1px solid #cfcfcf;
    border-right: 1px solid #cfcfcf;
    border-bottom: 1px solid #cfcfcf;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}