/* The Unit 1 tools use the same official logo file displayed on Home. */
.unit1-brand{display:inline-flex;align-items:center;flex:0 0 auto;width:clamp(160px,18vw,260px);max-width:100%;padding:4px 7px;border-radius:12px;background:#fff;box-shadow:0 3px 12px #003e5526;text-decoration:none;line-height:1}
.unit1-brand img{display:block;width:100%;height:auto;object-fit:contain;mix-blend-mode:multiply}
.unit1-brand:focus-visible{outline:3px solid #00a99c;outline-offset:3px}
.quiz-header,.ws-top,.topbar{border-bottom:3px solid #1ac5b4}
.ws-top .unit1-brand{width:clamp(165px,20vw,245px)}
.topbar .unit1-brand{width:clamp(165px,20vw,240px)}
.masthead .unit1-brand{width:clamp(150px,18vw,215px)}
@media(max-width:560px){.unit1-brand,.ws-top .unit1-brand,.topbar .unit1-brand{width:174px}.masthead .unit1-brand{width:150px}.ws-top{flex-wrap:wrap}.ws-top>a:last-child{margin-left:auto}}
@media print{.unit1-brand{box-shadow:none}}
@media(max-width:680px){.topbar{flex-wrap:wrap}.topbar .unit1-brand{width:150px}.topbar .back{margin-left:auto}.masthead{flex-wrap:wrap}.masthead>div:not(.brand-mark){min-width:150px;flex:1}}