.bold{font-weight:550}.non-display{display:none}.btn{border:.1rem solid transparent;cursor:pointer;font-size:1em;margin:.5rem;padding:.375rem .5rem;width:6rem}#formula{margin:1.75rem 0}#main-header{margin:1.5rem 0;text-align:center}#main-title{color:#3f88c5;font-family:Cambria,Cochin,Georgia,Times,Times New Roman,serif;font-size:1.5em;font-weight:800}.form-group{margin:0 0 1.25rem}.data-inputs{background-color:#fff;border-radius:.2rem;font-family:Helvetica,Arial,sans-serif;font-size:.9em;padding:.2rem}.data-inputs:focus{background-color:#e1e1e1}.invalid-input{border:.1rem solid #d00000}.invalid-feedback{background-color:#d00000;font-size:.7em;margin:.4rem auto;padding:.2rem .4rem;width:max-content}#calculate-btn{background-color:#0c6291;color:#fff;transition:.5s}#calculate-btn:hover{background:transparent;border-color:#0c6291;color:#0c6291}#reset-btn{background-color:#dcdcdd;transition:.5s}#reset-btn:hover{background:transparent;border-color:#dcdcdd;color:#dcdcdd}#output-data{margin:2rem 0}.output-group{margin:0 0 1rem}.output-heading{margin:0 0 .5rem}#roots{align-items:center;display:flex;flex-direction:column;gap:.4rem}#graph{display:flex;flex-direction:row;justify-content:center;margin:auto;max-width:90vw}footer{font-size:.7rem;padding:1.5rem 0 .5rem;text-align:center}footer a:link,footer a:visited{color:#3f88c5}footer a:hover{text-decoration:underline}@media screen and (min-width:768px){main{padding:1rem 0}#main-title{font-size:2.5em}#graph{width:640px}}*{box-sizing:border-box;margin:0;padding:0;text-decoration:none}body,html{background-color:#121212;color:#fff;display:flex;flex-direction:column;font-family:Arial,Helvetica,sans-serif;font-size:20px;justify-content:space-between;line-height:1.3rem;min-height:100vh;text-align:center}