::-webkit-scrollbar{
width:10px!important;
height:10px!important;
-webkit-appearance:none;
}
::-webkit-scrollbar-thumb{
height:5px;border:1px solid transparent;
border-top:none;border-bottom:none;
-webkit-border-radius:6px;
background-color:rgba(0,0,0,.3);
background-clip:padding-box;
}
.scrollBtn {
position: fixed;
right: 15px;
bottom: 45px;
width: 54px
}
.scrollBtn a {
display: inline-block;
width: 54px;
-webkit-transition: opacity .5s ease;
transition: opacity .5s ease;
text-align: center;
opacity: .6;
color: #fff;
background: url(https://images2015.cnblogs.com/blog/459873/201601/459873-20160127210900473-1080897398.png) no-repeat;
filter: alpha(opacity=60)
}
.scrollBtn li {
float: left;
margin-bottom: 5px
}
.scrollBtn a:hover {
opacity: 1;
filter: alpha(opacity=100)
}
.scrollBtn a, .scrollBtn li {
overflow: hidden;
height: 54px
}