/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the 'License');
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an 'AS IS' BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

:root {
  --palette-bg-default: #303030;
  --palette-bg-paper: #424242;
  --palette-common-black: #000;
  --palette-common-white: #fff;
  --palette-text-primary: #fff;
  --palette-text-secondary: rgba(255, 255, 255, 0.7);
  --palette-grey-500: #212121;
  --palette-grey-300: ##e0e0e0;
  --palette-grey-500-dark: #171717;
  --shadows-4: 0px 2px 4px -1px rgba(0,0,0,0.2),0px 4px 5px 0px rgba(0,0,0,0.14),0px 1px 10px 0px rgba(0,0,0,0.12);
  --typography-font-family: 'Roboto', 'Helvetica','Arial', sans-serif;
  --typography-body1-font-size: 16px;
  --typography-body1-line-height: 1.5;
  --typography-body1-letter-spacing: 0.00938em;
  --typography-body2-font-size: 14px;
  --typography-body2-line-height: 1.43;
  --typography-body2-letter-spacing: 0.01071em;
  --typography-button-font-size: 14px;
  --typography-button-line-height: 1.75;
  --typography-button-letter-spacing: 0.02857em;
  --typography-font-weight-light: 300;
  --typography-font-weight-regular: 400;
  --typography-font-weight-medium: 500;
  --typography-font-weight-bold: 700;
}

* {
  box-sizing: border-box;
}
*::before,
*::after {
  box-sizing: inherit;
}

input[type="text"],
input[type="date"],
input[type="datetime"],
input[type="datetime-local"],
input[type="email"],
input[type="month"],
input[type="number"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="text"],
input[type="time"],
input[type="url"],
input[type="week"],
select[multiple],
select[size],
textarea {
  border: 1px solid var(--palette-grey-300);
  border-radius: 2px;
  color: var(--palette-common-black);
  font-size: var(--typography-body1-font-size);
  line-height: var(--typography-body1-line-height);
  letter-spacing: var(--typography-body1-letter-spacing);
  font-weight: var(--typography-font-weight-regular);
  margin: 0;
  max-width: 100%;
  outline: 0;
  padding: 8px;
  transition: border-color .2s;
  vertical-align: middle;
}

img, video {
  border: 0;
  max-width: 100%;
}

body,
div,
dl,
dd,
form,
img,
input,
figure,
menu {
  margin: 0;
  padding: 0;
}

li, li p {
  margin: 8px 0;
  padding: 0;
}

body {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--palette-text-primary);
  font-family: var(--typography-font-family);
  font-size: var(--typography-body1-font-size);
  line-height: var(--typography-body1-line-height);
  letter-spacing: var(--typography-body1-letter-spacing);
  margin: 0;
  max-width: 100%;
  min-height: 100vh;
  text-align: center;
  background-color: var(--palette-bg-default);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  font-weight: var(--typography-font-weight-regular);
  color: var(--palette-text-secondary);
  text-decoration: none;
}

p {
  margin: 0 auto 1em auto;
  text-align: justify;
}

/* MEMO: hide */
/* button {
  color: var(--palette-text-primary);
  cursor: pointer;
  outline: 0;
  border: 0;
  border-radius: 2px;
  height: 36px;
  user-select: none;
  transition: background-color .2s, box-shadow .2s;
  
  min-width: 64px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;

  font-size: var(--typography-button-font-size);
  letter-spacing: var(--typography-button-letter-spacing);
  font-weight: var(--typography-font-weight-bold);
  text-transform: uppercase;
} */

header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  /* MEMO: hide header */
  /* height: 48px; */
}

footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  /* MEMO: hide footer */
  /* height: 50px; */
  text-align: center;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
}

main {
  width: 100%;
  /* MEMO: hide header & footer */
  /* padding-bottom: 50px;
  margin-top: 48px; */
}