tes.css

body {
  font-family: 'Helvetica Neue', Helvetica, Arial;
  font-size: 14px;
  line-height: 20px;
  font-weight: 400;
  color: #3b3b3b;
  -webkit-font-smoothing: antialiased;
  font-smoothing: antialiased;
  background: #2b2b2b;
}

.offset {
  margin-top: 0;
  padding-top: 270px;
  text-align: center;
  transition: .3s;
}

.header {
  position: fixed;
  width: 100%;
  height: 250px;
  font-weight: bold;
  text-align: center;
  padding:0;
  }

.header_logo {
  font-family: 'Oswald', sans-serif;
  margin: 0;
  padding-top: 80px;
  font-size: 50px;
  color: #ccc;
  text-align:left;
  text-shadow: 3px 4px rgba(black, .1);
}

.wrapper {
  margin: 0 auto;
  padding: 40px;
  max-width: 800px;
}

.table {
  margin: 0 0 40px 0;
  width: 100%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
  display: table;
  @media screen and (max-width: 580px) {
    display: block;
  }
}

.row {
  display: table-row;
  background: #f6f6f6;
  @media screen and (max-width: 580px) {
    padding: 8px 0;
    display: block;
  }
}

.row:nth-of-type(odd) {
  background: #e9e9e9;
}

 .rowheader  {
	display: table-row;
    font-weight: 900;
    color: #ffffff;
    background: #ea6153;
	@media screen and (max-width: 580px) {
    padding: 8px 0;
    display: block;
    }
 }
  
  

.cell {
  padding: 6px 12px;
  display: table-cell;
  @media screen and (max-width: 580px) {
    padding: 2px 12px;
    display: block;
  }
}