.loader{
width: 100px;
height: 70px;
margin: 50px auto;
position: relative;
}
.loader span{
display: block;
width: 5px;
height: 10px;
background: #e43632;
position: absolute;
bottom: 0;
animation: loading-1 2.25s infinite ease-in-out;
}
.loader span:nth-child(2){
left: 11px;
animation-delay: .2s;
}
.loader span:nth-child(3){
left: 22px;
animation-delay: .4s;
}
.loader span:nth-child(4){
left: 33px;
animation-delay: .6s;
}
.loader span:nth-child(5){
left: 44px;
animation-delay: .8s;
}
.loader span:nth-child(6){
left: 55px;
animation-delay: 1s;
}
.loader span:nth-child(7){
left: 66px;
