/*2 экран*/

.container3-1{
	background: rgba(0,0,0,.1);
	height: 644px;
}
 #ul1-2-1{
	display: flex;
	flex-direction: row;
	justify-content: center;
	height: 644px;
	/* padding-top: 50px; */
}

#ul-1-2-2{
	display: flex;
	flex-direction: column;
	margin-left: 110px;
	width: 500px;
	transition: .2s;
}

.li1-2-3-1{
  flex: 1 1 50%;
	/* width: 50%; */
}

.li1-2-3{
	/* width: 50%; */
	transition: .2s;
}

#ul-1-2-2 li:nth-child(1){
 	margin-top: 50px;
	color: #cc0f00;
	font-size: 34px;
	margin-bottom: 35px;
	letter-spacing: 4px;
}

#ul-1-2-2 li:nth-child(2){
	font-size: 16px;
 	margin-bottom: 266px;
 	height: 0;
}

#ul-1-2-2 li:nth-child(3){
	font-size: 16px;
}

/*2 экран*/
.container2-4{
	width: 100%;
	height: 80px;
	background: #fff;
}

.container2-4 ul{
	height: 80px;
	display: flex;
	flex-direction: row;
	align-items: center;
	justify-content: space-between;
}

.container2-4 li{
	margin: 0px 110px;
	cursor: pointer;
}

.container2-4 li:nth-child(2){
	width: 60px;
	height: 60px;
	background: url(/Object/sqrt.png)no-repeat;
	background-size: cover;
	transition: .5s;
}

#icon:hover{
	transform: scale(1.2);
}

#Prev,#Next{
	transition: .5s;
}

#Prev:hover, #Next:hover{
	color: #cc0f00;
}

@media screen and (max-width: 1300px){
	.container3-1{
		zoom:.9;
	}
}

@media screen and (max-width: 1100px){
	.container3-1{
		zoom:.8;
	}
}