body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, "Courier New",
    monospace;
}

.ml-8 {
  margin-left: 8px;
}

.mt-10 {
  margin-top: 10px;
}

.ml-15 {
  margin-left: 15px;
}

.mr-16 {
  margin-right: 16px;
}

.mb-24 {
  margin-bottom: 24px;
}

.mr-24 {
  margin-right: 24px;
}

.mt-50 {
  margin-top: 50px;
}

.mb-50 {
  margin-bottom: 50px;
}

.float-left {
  width: 100%;
  height: auto;
  float: left;
}

.d-flex {
  display: flex;
  align-items: center;
}

.j-flex {
  display: flex;
  justify-content: center;
}

.d-j-flex {
  display: flex;
  align-items: center;
  justify-content: center;
}

.j-r-flex {
  display: flex;
  justify-content: right;
}

.j-b-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.c-flex {
  display: flex;
  flex-direction: column;
}

.c-admin {
  font-size: 14px;
  font-weight: 400;
  color: rgba(0, 0, 0, 0.88);
  line-height: 22px;
  cursor: pointer;
  &:hover {
    opacity: 0.8;
  }
}

.primary {
  color: #ff4d4f;
}

.c-yellow {
  color: #e1a500;
}

.c-green {
  color: #04c877;
}

.c-gray {
  color: #999999;
}

.c-red {
  color: #ff4d4f;
}

.form-avatar {
  width: 100px;
  height: 100px;
}

.form-course-thumb {
  width: 200px;
  height: 150px;
}

.playedu-main-body {
  width: 100%;
  height: auto;
  float: left;
  background-color: white;
  box-sizing: border-box;
  padding: 24px;
  border-radius: 12px;
}

.ant-menu-item {
  width: calc(100% - 32px) !important;
  margin-left: 16px !important;
  margin-right: 16px !important;
  margin-top: 8px !important;
  margin-bottom: 8px !important;
}

.ant-menu-submenu {
  width: calc(100% - 24px) !important;
  margin-left: 12px !important;
  margin-right: 12px !important;
  margin-top: 6px !important;
  margin-bottom: 6px !important;
}

.ant-menu,
.ant-menu-sub,
.ant-menu-inline {
  background-color: #ffffff !important;
}

.ant-menu-submenu-active > .ant-menu-submenu-title {
  background-color: rgba(#ff4d4f, 0.1) !important;
}

.ant-menu-item-active {
  background-color: rgba(#ff4d4f, 0.1) !important;
}

.ant-menu-item-selected {
  background-color: #ff4d4f !important;
  color: white !important;
}

.ant-menu-submenu-selected > .ant-menu-submenu-title {
  color: #ff4d4f !important;
}

textarea.ant-input {
  vertical-align: middle;
}

.none {
  display: none;
}
.ant-menu-title-content {
  font-weight: 500;
}

.ant-menu-item-only-child > .ant-menu-title-content {
  font-weight: 400 !important;
}

.ant-dropdown-menu {
  padding: 8px 4px !important;
}

.ant-dropdown-menu-item:hover {
  background-color: rgba(#ff4d4f, 0.1) !important;
}

.ant-dropdown-menu-item {
  margin-bottom: 8px !important;
  &:last-child {
    margin-bottom: 0px !important;
  }
}