.read-progress-bar{background:var(--color-white);z-index:9999;opacity:.5;width:100%;height:7px;transition:opacity .2s linear;position:fixed;top:102px;left:0}@media (width<=768px){.read-progress-bar{top:70px}}.read-progress-bar-fill{background:var(--color-primary);width:0;height:100%;transition:width .2s ease-out}.estimated-read-time{margin-left:5px}