html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.month{
    display:inline-block;
    border: 1px solid black;
    border-bottom:none;
    width: 250px;
}

.performance {
    border-top: 1px solid black;
    border-bottom: 1px solid black;
    top: 5px;
    cursor:pointer;
}