/*小火箭*/
.progress-wrap {
    position: fixed;
    right: 20px;
    bottom: 30px;
    height: 60px;
    width: 60px;
    cursor: pointer;
    display: block;
    border-radius: 50px;
    box-shadow: 2px 2px 10px 4px rgba(0, 0, 0, .15);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
    background-color: white;
}
.progress-wrap.active-progress {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.progress-wrap svg.progress-circle path {
    stroke: #315EFB;
    stroke-width: 4;
    box-sizing:border-box;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}
body.light .progress-wrap {
    box-shadow: inset  0 0 0 2px rgba(0,0,0,0.2);
}
.progress-wrap>svg>path {
    fill: none;
}
.back-to-top-icon>path {
    fill: #0862c3;
}
.progress-wrap:hover>svg>svg path{
    fill:#0a7bf4;
}
.progress-wrap svg.progress-circle path {
    stroke: #0a7bf4;
    stroke-width: 5;
    box-sizing:border-box;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}