Defualt Spacechan Theme With No Curved Boxes

#postingForm th {
border-radius: 0px;
}
input, select, textarea {
border-radius: 0px;
}
#postingForm input:focus, #postingForm textarea:focus,
  .modalDecorationPanel input[type='text']:focus, #settingsMenu input[type='text']:focus,
  #settingsMenu textarea:focus {
border-radius: 0px;
}
#postingForm button, #qrbutton {
border-radius: 0px;
}
input[type=button], input[type=submit], button, .dropzone, .selectedCell
  {
border-radius: 0px;
}
.innerPost, .markedPost {
border-radius: 0px;
}
.sideCatalogCell, .sideCatalogMarkedCell {
border-radius: 0px;
}
#divLatestPosts .latestPostCell {
border-radius: 0px;
}