html { -ms-overflow-style: none;  scrollbar-width: none; }
html::-webkit-scrollbar { display: none;  width:0 !important; }
.nsb { overflow:auto; -ms-overflow-style: none !important;  scrollbar-width: none !important; }
.nsb::-webkit-scrollbar { display: none;  width:0 !important; }

.std { overflow-wrap:anywhere;  box-sizing: border-box;}
.font-a { font-size: 1rem; font-family: cursive; font-style: normal;
    font-weight: 500; letter-spacing: 2px; line-height: 1;}

.ui-body { display: flex; flex-direction: column; margin: 0px; height: 100vh;
    border:0px; width: 100vw; box-sizing: border-box; max-height: 100vh;
    max-width: 100vw; font-family: cursive; letter-spacing:1px; font-weight:900; font-size:1vw;}
.ui-cont { display: flex; width: 100%; height: 100%; box-sizing: border-box;}
.ui-cont-col { display: flex; width: 100%; height: 100%; flex-direction: column; 
    box-sizing: border-box;}

.disp-f { display: flex; width: 100%; height: 100%; }
.disp-fc { display: flex; width: 100%; height: 100%; flex-direction: column;}
.disp-f-jc { display: flex; width: 100%; height: 100%; justify-content: center;
    align-items: center; }
.disp-fc-jc { display: flex; width: 100%; height: 100%; flex-direction: column;
    justify-content: center; align-items: center;}
                
.h-cont { display: flex; width: 100%; height: 100%; overflow: auto; }
.h-cont-col { display: flex; flex-direction: column; width: 100%; height: 100%; overflow: auto; }

.bg-error { width: 40vw; height: 20vh; background-color: lightgrey; display:none;
        position:absolute; top:50%; right:50%; }

.frame-cont { display:flex; width:100%; height:100%; }
.frame { border:0px; min-height:100%; min-width:100%; }

.menu-btn { border: 0px; padding:0px; margin:0px; display: flex;
     width:100%; height:100%; background: inherit; }
.menu-btn-cont { display: flex; height: 10vh; width: 20vw; background-size: 100% 100%;
     background-repeat: no-repeat; background-position: center;}

     .btn-bar-cont { display: flex; height: 5vh; width: 10vw; background-size: 100% 100%;
     background-repeat: no-repeat; background-position: center;}

.f-col { display:flex; flex-direction:column; width:100%; height:100%; }
.f-row { display:flex; flex-direction:column; width:100%; height:100%; }
.f-col-jc { display:flex; flex-direction:column; width:100%; height:100%; justify-content: center;
    align-items: center; }
.f-row-jc { display:flex; flex-direction:column; width:100%; height:100%; justify-content: center;
    align-items: center;}

.base-grid { display:flex; flex-direction:column; width:10vw; min-height:10vh;
background-size: 100% 100%; }
.base-grid-btn {font-weight:900; color: white; background-color: inherit;
     display:flex; width:100%; height:100%; justify-content: center;
    align-items: center; border: 0px;}
.base-grid-btn-hero {font-weight:900; color: white; background-color: inherit;
     display:flex; border:3px solid lime; width:100%; height:100%; justify-content: center;
    align-items: center;}

.room-hdr {display: flex; min-height: 20vh; width: 100%; 
     color:white; justify-content:center; font-size:10vh; align-items:center;
     background-size: 100% 100%; background-repeat: no-repeat; background-position: center;}

.info-box-hdr { background-color: black; color: red; min-height: 3vh; height: 3vh;
     font-size: 2vh; font-weight: 900; }

.content-btn { width:100%; background-color: slategray; color: white; }

.stdtt .tooltiptext {
  display:none;
  max-width: 20vw;
  background-color: aquamarine;
  color: white;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  box-sizing: border-box;
  margin-left: 10vw;
}

.stdtt:hover .tooltiptext {
  display:flex;
}

button { font-family:cursive; }

.inv-act {background-color:lightseagreen; display:flex; justify-content:center; align-items:center; color:white; font-weight:900;}