styles.css

label {
  margin-top: 1em;
  line-height: 3;
}
progress {
  width: 100%;
  height: 2.5em;
  -webkit-appearance: none;
  appearance: none;
}
progress[value]::-webkit-progress-bar {
  background-color: #eee;
  border-radius: 2px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25) inset;
}
progress[value]::-webkit-progress-value {
  background-image:
	   -webkit-linear-gradient(-45deg, 
	                           transparent 33%, rgba(0, 0, 0, .1) 33%, 
	                           rgba(0,0, 0, .1) 66%, transparent 66%),
	   -webkit-linear-gradient(top, 
	                           rgba(255, 255, 255, .25), 
	                           rgba(0, 0, 0, .25)),
      -webkit-linear-gradient(left, rgba(91,255,68,.25), rgba(91,255,68,.25));
	   /*-webkit-linear-gradient(left, #09c, #f44);*/

    border-radius: 2px; 
    background-size: 35px 20px, 100% 100%, 100% 100%;
}
progress[value]::-webkit-progress-value::before {
  content: '80%';
  position: absolute;
  right: 0;
  top: -125%;
}

table {
  width: 100%;
}
table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
}

th, td {
  padding: 10px;
}

td {
  text-align: center;
}