code-lab/node_modules/vuetify/lib/components/VMain/VMain.css

.v-main {
  flex: 1 0 auto;
  max-width: 100%;
  transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  padding-left: var(--v-layout-left);
  padding-right: var(--v-layout-right);
  padding-top: var(--v-layout-top);
  padding-bottom: var(--v-layout-bottom);
}
.v-main__scroller {
  max-width: 100%;
  position: relative;
}
.v-main--scrollable {
  display: flex;
}
.v-main--scrollable {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.v-main--scrollable > .v-main__scroller {
  flex: 1 1 auto;
  overflow-y: auto;
  --v-layout-left: 0px;
  --v-layout-right: 0px;
  --v-layout-top: 0px;
  --v-layout-bottom: 0px;
}