.pano-tool-list li {
   width: 40px;
   height: 40px;
   cursor: pointer;
   display: flex;
   align-items: center;
   justify-content: center;
   background-color: #fff;
   border-radius: 50%;
   margin: 0 3px;
}

.pano-layout {
   position: relative;
}

.pano-tool-list {
   display: flex;
   align-items: center;
   justify-content: center;
   position: absolute;
   bottom: 32px;
   left: 50%;
   transform: translate(-50%, 0);
}