html,
body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
}
#app-wrapper {
  display: inline-block;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  position: relative;
  padding-top: 80px;
  padding-left: 250px;
  box-sizing: border-box;
}

#app-title {
  display: block;
  position: absolute;
  height: 80px;
  width: 100%;
  background-color: rgb(0, 83, 138);
  top: 0;
  left: 0;
}

#app-title button {
  pointer-events: auto;
  cursor: pointer;
  background: #e7e7e7;
  border: none;
  padding: 1.5rem 3rem;
  margin: 5px;
  font-family: inherit;
  font-size: inherit;
  position: relative;
  display: inline-block;
}

#app-menu {
  display: block;
  position: absolute;
  width: 250px;
  height: calc(100% - 80px);
  background-color: rgb(47, 76, 102);
  top: 80px;
  left: 0;
}

#app-content {
  width: 100%;
  height: 100%;
  overflow: hidden;
  overflow-y: scroll;
  display: block;
  position: relative;
}