::-webkit-scrollbar {
width: 16px;
height: 10px;
}
::-webkit-scrollbar-thumb {
background-color: #fff;
background-image: url(https://i.imgur.com/Qtm9Z60.png);
border-top: 1px solid #bdbdbd;
border-left: 1px solid #bdbdbd;
border-right: 1px solid black;
border-bottom: 1px solid black;
}
::-webkit-scrollbar-track {
background-color: #fff;
background-image: url(https://i.imgur.com/IGXGYKz.png);
}
::-webkit-scrollbar-button:vertical:increment {
background-image: url(https://i.imgur.com/WhC8iy3.png);
width: 14px;
height: 16px;
border-top: 1px solid #bdbdbd;
border-left: 1px solid #bdbdbd;
border-right: 1px solid black;
border-bottom: 1px solid black;
}
::-webkit-scrollbar-button:vertical:decrement {
background-image: url(https://i.imgur.com/fQ18mrR.png);
border-top: 1px solid #bdbdbd;
border-left: 1px solid #bdbdbd;
border-right: 1px solid black;
border-bottom: 1px solid black;
width: 14px;
height: 16px;
}
html{
font-family: ms gothic;
font-size:12px;
line-height:130%;text-align:justify;
}
h4{text-align:center;margin-top:-4px;margin-bottom:-1px;}
mark{background-color:#d3d0c6;  text-shadow: 
1px 0 white, -1px 0 white, 0 1px white, 0 -1px white,
               1px 1px white, -1px -1px white, 1px -1px white, -1px 1px white;}
::selection{
background-color:#a3c9cc;
color:white;
}
span.hour{border:outset white 1px;padding:1px;background-color:#d8e9e7;}
a{color:#a3c9cc;}
.marks{border-top: solid 5px #d8e9e7;width:100%;height:10px;}