Style.css

			.container {
				width: 500px;
				height: 50px;
				margin: 100px auto;
			}
			
			.parent {
				width: 100%;
				height: 42px;
				top: 4px;
				position: relative;
			}
			
			.parent>input:first-of-type {
				/*输入框高度设置为40px, border占据2px，总高度为42px*/
				width: 380px;
				height: 43px; 
				border: 1px solid #ccc;
				font-size: 16px;
				outline: none;
			}
			
			.parent>input:first-of-type:focus {
				border: 1px solid #F6B200;
				padding-left: 10px;
			}
			
			.parent>input:last-of-type {
				/*button按钮border并不占据外围大小，设置高度42px*/
				width: 100px;
				height: 44px; 
				position: absolute;
				background: #F6B200;
				border: 1px solid #F6B200;
				color: #fff;
				font-size: 16px;
				outline: none;
			}
			
			.parent>input:submit {
				background: #F6B200;
				
			}
		/* Footer */
		footer .footerDisclaimer {
			font-family: sans-serif;
			font-size: 14px;
			line-height: 18px;
			font-weight: 700;
		}
@media (max-width: 1335px){
}