body{
     font-family: Roboto;
	 background-image: url("https://mãsiêu.vn/moncal/backgroundfreepik.jpg");
	 background-position: center;
}
.tab{
     position: absolute;
     top: 50%;
     left: 50%;
     transform: translate(-50%, -50%);
     width: 80%;
     height: 80%;
     background: #f5f5f5;
     padding: 20px 30px;
     overflow: hidden;
     border-radius: 50px;
     box-shadow: 0 1px 1px rgba(0,0,0,0.12),
     0 2px 2px rgba(0,0,0,0.12),
      0 4px 4px rgba(0,0,0,0.12),
     0 8px 8px rgba(0,0,0,0.12),
     0 16px 16px rgba(0,0,0,0.12);
 }
 .tab .tab-header{
     height: 60px;
     display: flex;
     align-items: center;
 }
.tab .tab-header > div{
     width: calc(100% / 2);
     text-align: center;
     color: #888;
     font-weight: 500;
     cursor: pointer;
     font-size: 16px;
     text-transform: uppercase;
     outline: none;
 }

.tab .tab-header > div.active{
     color: #C9BE50;
 }
 .tab .tab-indicator {
     position: relative;
     width: 50%;
     height: 5px;
     background: #C9BE50;
     left: 0px;
     border-radius: 5px;
     transition: all 500ms ease-in-out;
 }
.tab .tab-body{
     position: relative;
     height: calc(100% - 60px);
     padding: 10px 5px;
	 overflow: auto;
	 width: 99%;
 }
.tab .tab-body > div{
     position: absolute;
     top: -200%;
     opacity: 0;
     margin-top: 5px;
     transform: scale(0.9);
     transition: opacity 500ms ease-in-out 0ms,
                 transform 500ms ease-in-out 0ms;
 }
.tab .tab-body > div.active{
     top: 0px;
     opacity: 1;
     transform: scale(1);
     margin-top: 0px;
 }

.button {
  background-color: initial;
  background-image: linear-gradient(-180deg, #FF7E31, #E62C03);
  border-radius: 6px;
  box-shadow: rgba(0, 0, 0, 0.1) 0 2px 4px;
  color: #FFFFFF;
  cursor: pointer;
  display: inline-block;
  font-family: Inter,-apple-system,system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;
  height: 40px;
  line-height: 40px;
  outline: 0;
  overflow: hidden;
  padding: 0 20px;
  pointer-events: auto;
  position: relative;
  text-align: center;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  vertical-align: top;
  white-space: nowrap;
  width: 100%;
  z-index: 9;
  border: 0;
  transition: box-shadow .2s;
}

.button:hover {
  box-shadow: rgba(253, 76, 0, 0.5) 0 3px 8px;
}
.effect-9{border: 1px solid #ccc; padding: 8px 14px 8px; transition: 0.4s;
}