SandpointsEditPage/public/global.css

html, body {
  position: relative;
  width: 100%;
  height: 100%;
}

body {
  color: #333;
  margin: 0;
  padding: 8px;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

a {
  color: rgb(0,100,200);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:visited {
  color: rgb(0,80,160);
}

input, button, select, textarea {
  font-family: inherit;
  font-size: inherit;
  -webkit-padding: 0.4em 0;
  padding: 0.4em;
  margin: 0 0 0.5em 0;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 2px;
}

input:disabled {
  color: #ccc;
}

button {
  color: #333;
  background-color: #f4f4f463;
  outline: none;
  padding: 0.1rem 0.1rem;
  margin-left: 0.3rem;
}

button:disabled {
  color: #999;
}

button:disabled:hover {
  cursor: default;
}

button:not(:disabled):active {
  background-color: #ddd;
}

button:focus {
  border-color: #666;
}

button:hover, .newtierbutton:hover {
  cursor: pointer;
}
/* custom part */

.newtierbutton {
  color: #000;
  background-color: #dddddd;
  padding: 0.2em 0.4em;
  grid-column: 2/3;
  margin-right: 0.2rem;
}


.formgrid {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-gap: 1rem;
  margin-top: 1rem;
}

#sandpoints {
  width: 80%;
  margin-left: 1rem;
  margin-top: 1rem;
}

label, .filepath {
  grid-column: 1/2;
  text-transform: capitalize;
  align-self: center
}

.labelcontent {
  align-self: auto;
}

.labeloffline {
  margin-top: -0.4rem;
}

input[readonly] {
  color: #000000b3;
  background: #00000012;
  border: 0px;
}

input, button, textarea, .selecttier, .relpath {
  grid-column: 2/3;
}

textarea {
  height: 10rem;
}

.hasinput {
  line-height: 0.2rem;
  border: 0px;
  padding: 0px;
  margin: 0px;
  font-weight: bold;
}

.hasinput:focus {
  outline: none;
}

.tierline {
  display: flex;
  align-items: baseline;
}

.tiertitle {
  font-style: italic;
}

.buttons {
  display: flex;
  margin-left: auto;
  padding-left: 0.2rem;
}

select {
  align-self: start;
  border: 0;
  padding: 0.1rem;
}

.selecttier {
  margin-top: 0.5rem;
}

.buttons button {
  border: solid #999 1px;
  padding: 0;
  padding-left: 0.1rem;
  padding-right: 0.1rem;
  margin: 1px;
}

.filepath {
  font-size: large;
  font-style: italic;
  margin-bottom: 1rem;
}

.relpath {
  font-size: large;
  font-weight: bold;
}

.tierbox, #selecthas {
  margin-top: 0.5rem;
}

.fmHidden {
  display: none;
}

.fmShown {
  display: block;
}

.fmMetaTitle {
  margin-bottom: 0.3rem;
  text-transform: capitalize;
  display: block;
  text-align: right;
  font-size: smaller;
  padding-top: 0.2rem;
}

.fmMeta {
  border-bottom: 2px #0000001a solid;
  border-right: 1px #0000001a solid;
  padding-bottom: 1rem;
  margin-bottom: 0.5rem;
  background: #ffffff1c;
  padding-right: 0.2rem;
}

.fmItem {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-gap: 1rem;
}

.fmCollapse, .fmExpand {
  padding-top: 0.2rem;
  margin-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.fmExpand:hover, .fmCollapse:hover {
  cursor: pointer;
}

.fmCollapse::before {
  margin-right: 0.3rem;
  content: "⇲"; 
}

.fmExpand::before {
  margin-right: 0.3rem;
  content: "⇱";
}

#fmicon, #frontmatter, input.hasinput {
  background-color: #ffccbc;
  padding-right: 0.3rem;
  padding-left: 0.3rem;
  padding-bottom: 0.3rem;
}

.newtiers {
  display: none;
}

#newtierstitle {
  margin-right: 0.4rem;
  display: block;
}

.newtiersbar {
  padding-bottom: 0.4rem;
  padding-top: 0.4rem;
  margin-left: auto;
  display: flex;
  border-bottom: 2px #0000001a solid;
  border-right: 1px #0000001a solid;
  justify-content: flex-end;
  align-items: center;
  background: #00000008;
}