:root {
  --icon-expand: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20height%3D%2224px%22%20viewBox%3D%220%20-960%20960%20960%22%20width%3D%2224px%22%20fill%3D%22%23e3e3e3%22%3E%3Cpath%20d%3D%22M120-120v-200h80v120h120v80H120Zm520%200v-80h120v-120h80v200H640ZM120-640v-200h200v80H200v120h-80Zm640%200v-120H640v-80h200v200h-80Z%22%2F%3E%3C%2Fsvg%3E");
  --icon-dropdown: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20height%3D%2224px%22%20viewBox%3D%220%20-960%20960%20960%22%20width%3D%2224px%22%20fill%3D%22fff%22%3E%3Cpath%20d%3D%22M480-360%20280-560h400L480-360Z%22%2F%3E%3C%2Fsvg%3E");
  --icon-left-arrow: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20height%3D%2224px%22%20viewBox%3D%220%20-960%20960%20960%22%20width%3D%2224px%22%20fill%3D%22000%22%3E%3Cpath%20d%3D%22m313-440%20224%20224-57%2056-320-320%20320-320%2057%2056-224%20224h487v80H313Z%22%2F%3E%3C%2Fsvg%3E");
  --icon-plus: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20height%3D%2224px%22%20viewBox%3D%220%20-960%20960%20960%22%20width%3D%2224px%22%20fill%3D%22%233d357e%22%3E%3Cpath%20d%3D%22M440-440H200v-80h240v-240h80v240h240v80H520v240h-80v-240Z%22%2F%3E%3C%2Fsvg%3E");
  --icon-equals: url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20height%3D%2224px%22%20viewBox%3D%220%20-960%20960%20960%22%20width%3D%2224px%22%20fill%3D%22%233d357e%22%3E%3Cpath%20d%3D%22M160-280v-120h640v120H160Zm0-280v-120h640v120H160Z%22%2F%3E%3C%2Fsvg%3E");
}