• step=none
• step=1
• step=0.0001
• step=60
• step=3600
• step=86400
• step mismatched
• RTL
• Disabled, step=3600
• Readonly, step=3600

• text-align:
• text-transform:
• background, color:
• font-size, font-weight:
• font-size with fixed input width:
• Fixed input height:
• -webkit-appearance:none:
• padding: