html,
body {
  background-color: #f9f6ee;
  margin: 5px 0px 5px 2px;
  padding: 5px 0px 5px 2px;
  overflow: hidden;
}

section {
  display: flex;
  flex-flow: column;
  height: calc(100vh - 20px);
}

.tab-content {
  flex: 1;
  overflow-y: scroll;
}

tr {
  cursor: default;
}

.myBtn {
  width: 70px;
}

/* Custom smooth spin animation */
.spin-animation {
  animation: rotation 0.5s infinite linear;
}

@keyframes rotation {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

#preloader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  overflow: hidden;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader {
  width: 50px;
  height: 50px;
  border: 5px solid #f3f3f3;
  border-top: 5px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}