#slides{
  position: relative;
  height: 150px;
  padding: 0px;
  margin: 0px;
  list-style-type: none;
}

.slide{
  position: absolute;

  width: 100%;
  height: 100%;
  opacity: 0;
  z-index: 1;

}

.showing{
  opacity: 1;
  z-index: 2;
}


/*
non-essential styles:
just for appearance; change whatever you want
*/

.slide{
  font-size: 40px;

  box-sizing: border-box;
}


/* Кнопка в тесте*/
.btn {
	display: inline-block;	
	box-sizing: border-box;
	padding: 0 5px;
	margin: 0 5px 5px 0;
	outline: none;
	border: 1px solid #315574; 
	border-radius: 5px;
	height: 28px;
	line-height: 28px;
	font-size: 13px;
	font-weight: 600;
	text-decoration: none;
	color: #315574;
	background-color: #c3d7db;
	cursor: pointer;
	user-select: none;
	appearance: none;
	touch-action: manipulation;  
}
.btn:focus {
	box-shadow: 0 0 0 3px rgb(49 85 116 / 20%);
}
.btn:hover {
	color: #315574;
	background-color: #cae5f0;
	border-color: #6c757d;
}
/*.btn:active {
	color: #fff;
	background-color: #6c757d;
	border-color: #6c757d;
}
.btn:disabled {
	pointer-events: none;
	opacity: 0.65;
}*/