body,button,input,select{font-family:Arial,Helvetica,sans-serif}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(2.2rem,5vw,4.5rem);line-height:1.05;font-weight:700}
h2{font-size:clamp(1.7rem,3vw,2.4rem);line-height:1.15;font-weight:700}
h3{font-size:1.05rem;line-height:1.3;font-weight:700}
p{line-height:1.6}