.logo{height:60px;width:60px}.old-paper{background-color:#f8f0c6;color:#3b2f2f;border:1px solid #c9b77c;border-radius:8px;box-shadow:0 0 10px #96783c66;font-family:Times New Roman,serif}.old-paper-dark{background-color:#202124;color:#e8e3c9;border:1px solid white;border-radius:8px;font-family:Times New Roman,serif}.preview{max-height:300px;overflow-y:auto}.custom-switch{width:40px;height:20px;border-radius:30px;background-color:#fff;display:flex;align-items:center;cursor:pointer;transition:background-color .3s;position:relative;margin-left:2rem}.custom-switch.on{background-color:#fff}.switch-thumb{background-color:#fff;width:15px;height:15px;border-radius:50%;position:absolute;left:3px;transition:transform .3s ease;display:flex;align-items:center;justify-content:center;color:#222;padding:5px}.custom-switch.on .switch-thumb{transform:translate(20px);color:#fdd835}.fa-user-tie,.fa-github{font-size:1.25rem}.fa-bell{color:red}.alert{position:fixed;top:0;left:50%;width:max-content;transform:translate(-50%);z-index:2000;box-shadow:0 0 20px #000}.themes{display:flex;justify-content:center;align-items:center}.theme-option{width:25px;height:25px;border-radius:50%;background-color:orange;border:1px solid white;margin-left:7px;cursor:pointer}.about,.features{min-height:75vh}