@backtop-prefix: ~"@{ant-prefix}-back-top";
.@{backtop-prefix} {
color: @antd-text-color;
}
.@{backtop-prefix}-content {
color: @antd-text-color-inv;
text-align: center;
background-color: @antd-description-color;
&:hover {
background-color: @antd-text-color;
}
}