.double-div { float: left; width: 16em; height: 2.5em; border-right: 1px solid gray; border-bottom: 1px solid gray; margin: 1px;}
.input-div { float: left; padding: .1em .3em; margin-bottom: 1em;}
.chapter-div { padding: .1em .3em; margin-top: .3em;}
.input-all-div { clear: both; background: #f5f5f5; padding: .3em 0; margin: 0;}

.quiz_input_cell { vertical-align: top;  border-bottom: 1px solid gray;}
.quiz_text_cell { vertical-align: top; padding-top: .5em; border-right: 1px solid gray; border-bottom: 1px solid gray; }
.all_input_cell { vertical-align: top; background: #f5f5f5; }
.all_text_cell { vertical-align: top; background: #f5f5f5; padding-top: .4em}