body                {color: #EEE; background-color: #111; }

table.t_side        {width: 100vw; height: 52vw; background-color: #767676; }  

td.td_nav           {width: 10vw; text-align: center; background-color: #585858;  }

img.img_op,
img.img_v,
img.img_h           {opacity: 0.4; }

a.a_crumb           {opacity: 0.8; }
a.a_crumb:hover     {opacity: 1; }

img.imgs            {background-color: #444; }

h3                  {background-color: #777; padding: 6px; }
p                   {margin: 12px 0 0 0; }