body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background: #ffffff;
  color: #333333;
  line-height: 1.6;
}
.page-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.content-wrapper {
  /* align itself */
  flex: 1;
  /* align children */
  display: flex;
  flex-direction: row;
}
.sidebar {
  background: #e0e0e0;
  color: #333333;
  padding: 15px;
  flex: 0 0 140px;
}
.content {
  flex-grow: 1; /* Take up the remaining space */
  background: #ffffff;
  padding: 20px;
}
.button {
  display: block;
  margin-bottom: 16px;
  color: #333333;
  text-decoration: none;
  font-size: 16px;
  /* align children */
  display: flex;
  align-items: center;
  justify-content: left;
}
.button-icon {
  width: 50px;
}
.button-text {
  margin-left: 8px;
  display: inline; /* Show text by default */
}
footer {
  position: static;
  width: 100%;
  padding: 20px 0;
  bottom: 0;
  height: 20px;
  background: #e0e0e0;
  text-align: center;
  color: #333333;
}

/* adapt to phone displays */
@media screen and (max-width: 800px) {
  .sidebar {
    flex: 0 0 35px;
  }
  .button-text {
    display: none;
  }
  .button-icon {
    width: 50px;
  }
}