body {
  margin: 0;
  padding: 0;
  font-family: var(--paragraph);
}

.material-icons-outline{
    vertical-align: middle;
    line-height: 1px;
    font-size: 35px;
}

.grid-container {
  display: grid;
  grid-template-columns: 260px 1fr 1fr 1fr;
  grid-template-rows: 0.2fr 3fr;
  grid-template-areas:
    "sidebar header header header"
    "sidebar main main main";
  height: 100vh;
}

/* Header */
.header {
  grid-area: header;
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 30px 0 30px;
  box-shadow: 0 4px 7px -3px rgba(0,0,0,0.35);
}
.open{
    background-color: green;
}
/* Sidebar */
.sidebar {
  grid-area: sidebar;
  height: 100%;
  background-color: rgb(29, 28, 28);
  overflow-y: auto;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
}

/* Main */
.main-container {
  grid-area: main;
  overflow-y: auto;
  padding: 20px 20px;
  color: rgba(255, 255, 255, 0.95);
}