rename _assets to assets

Former-commit-id: 3bb6cc662da9e9255bd61fef42430c271002fd49 [formerly eaf1785c4f85522e4eb66d00a6ae9dd9ecc4fcb4] [formerly addd3ffe1396e6df84cdc3e8787d57ffb2be3dc6 [formerly 800693ad49e76c880230eb8cd1bc4a95e8c39fff]]
Former-commit-id: 6c24d30f26529457202f470620a0ea1d31772b13 [formerly 384d2af17fe100b9db91462eb41337f9dff855f4]
Former-commit-id: 94f4933e12f97ee7468c884f041612498e07ba32

assets/src/css/header.css

@@ -0,0 +1,226 @@
+header {
+  z-index: 1000;
+  background-color: #fff;
+  border-bottom: 1px solid rgba(0, 0, 0, 0.075);
+  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  padding: 0;
+  display: flex;
+}
+
+header a,
+header a:hover {
+  color: inherit;
+}
+
+header>div:first-child>.action,
+header img {
+  margin-right: 1em;
+}
+
+header img {
+  height: 2.5em;
+}
+
+header>div:first-child>.action {
+  display: none;
+}
+
+header>div {
+  display: flex;
+  width: 100%;
+  padding: 0.5em 0.5em 0.5em 1em;
+  align-items: center;
+}
+
+header .action span {
+  display: none;
+}
+
+header>div div {
+  vertical-align: middle;
+  position: relative;
+}
+
+header>div:first-child {
+  height: 4em;
+}
+
+header>div:last-child {
+  justify-content: flex-end;
+}
+
+header .search-button {
+  display: none;
+}
+
+
+/* * * * * * * * * * * * * * * *
+ *         MORE??       *
+ * * * * * * * * * * * * * * * */
+
+#more {
+  display: none;
+}
+
+#file-only {
+  display: inline-block;
+  border-right: 1px solid rgba(0, 0, 0, 0.075);
+  padding-right: .3em;
+  margin-right: .3em;
+  transition: .2s ease opacity, visibility;
+  visibility: visible;
+}
+
+#file-only.disabled {
+  opacity: 0;
+  visibility: hidden;
+}
+
+#download ul.active {
+  top: 0;
+  right: 0;
+}
+
+#more ul.active {
+  right: .5em;
+  top: 4.5em;
+}
+
+
+/* * * * * * * * * * * * * * * *
+ *          SEARCH BAR         *
+ * * * * * * * * * * * * * * * */
+
+#search {
+  position: relative;
+  height: 100%;
+  width: 100%;
+  max-width: 25em;
+}
+
+#search.active {
+  position: fixed;
+  top: 0;
+  right: 0;
+  width: 100%;
+  max-width: 100%;
+  height: 100%;
+  z-index: 9999;
+}
+
+#search #input {
+  background-color: #f5f5f5;
+  display: flex;
+  padding: 0.75em;
+  border-radius: 0.3em;
+  transition: .1s ease all;
+  align-items: center;
+  z-index: 2;
+}
+
+#search.active #input {
+  border-bottom: 1px solid rgba(0, 0, 0, 0.075);
+  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
+  background-color: #fff;
+  height: 4em;
+}
+
+#search.active>div {
+  border-radius: 0 !important;
+}
+
+#search.active i,
+#search.active input {
+  color: #212121;
+}
+
+#search #input>.action,
+#search #input>i {
+  margin-right: 0.3em;
+  user-select: none;
+}
+
+#search input {
+  width: 100%;
+  border: 0;
+  outline: 0;
+  background-color: transparent;
+}
+
+#search #result {
+  visibility: visible;
+  max-height: none;
+  background-color: #fff;
+  text-align: left;
+  color: #ccc;
+  padding: 0;
+  height: 0;
+  transition: .1s ease height, .1s ease padding;
+  overflow-x: hidden;
+  overflow-y: auto;
+  z-index: 1;
+}
+
+#search.active #result {
+  padding: .5em;
+  height: calc(100% - 4em);
+}
+
+#search ul {
+  padding: 0;
+  margin: 0;
+  list-style: none;
+}
+
+#search li {
+  margin-bottom: .5em;
+}
+
+#search #result div {
+  white-space: pre-wrap;
+  white-space: -moz-pre-wrap;
+  white-space: -pre-wrap;
+  white-space: -o-pre-wrap;
+  word-wrap: break-word;
+}
+
+#search #result p {
+  width: 100%;
+  text-align: center;
+  display: none;
+  margin: 0;
+  max-width: none;
+}
+
+#search.ongoing #result p {
+  display: block;
+}
+
+#search.active #result i {
+  color: #ccc;
+  text-align: center;
+  margin: 0 auto;
+  display: table;
+}
+
+#search::-webkit-input-placeholder {
+  color: rgba(255, 255, 255, .5);
+}
+
+#search:-moz-placeholder {
+  opacity: 1;
+  color: rgba(255, 255, 255, .5);
+}
+
+#search::-moz-placeholder {
+  opacity: 1;
+  color: rgba(255, 255, 255, .5);
+}
+
+#search:-ms-input-placeholder {
+  color: rgba(255, 255, 255, .5);
+}