*{
	padding:0px;
	margin:0px;
	
}
body{
font-size: 14px;
line-height: 1.42857143;
color: #333;
background: #f8f8f8;
max-width: 750px;
margin: 0px auto;
width: 100%;
}
a {
	color:#000;
    text-decoration: none;
}
.inline-block{
	height: 10px;
    width: 100%;
	display: inline-block;
}


.navbar {
   
    max-width: 750px;
    margin: 0px auto;
	position: fixed;
    left: 0;
    right: 0;
    top: 0;
	background-color: #fff;
    margin-bottom: 0;
    box-shadow: 0 0 10px rgba(0,0,0,.1);
	flex-direction: column;
    padding: .5rem 1rem;
	border: 1px solid transparent;
}
.navbar-toggler {
    width: 30%;
    float: left;
    z-index: 3;
	margin-top:10px;
}
.container{
    width: 100%;
}
.icon-bar {
    display: block;
    width: 22px;
    height: 2.5px;
    border-radius: 0;
	background-color: hsl(0,0%,30%);
}
.icon-bar.bar1 {
    transform: translateY(0) rotate(0deg);
    transition: all .3s;
}
.icon-bar.bar2 {
    opacity: 1;
    transition: all .3s;
}
.icon-bar.bar3 {
    transform: translateY(0) rotate(0deg);
    transition: all .3s;
}
.icon-bar+.icon-bar {
    margin-top: 5px;
}
.navbar-brand{
	height: 40px;
    line-height: 40px;
    display: block;
    width: 30%;
	float: left;
    text-align: center;
}
.navbar-brand img {
    height: 40px;
}
.menu-cart{
    color: hsl(0,0%,30%);
    padding: 10px;
    font-size: 18px;
    margin-right: -5px;
    margin-bottom: -3px;
	float: right;	
}

/**/
.h2 {
    letter-spacing: 3px;
    font-weight: bolder;
    font-size: 25px;
    font-family: 微軟正黑體;
    color: #303030;
    text-align: center;
	line-height:40px;
}

.col-sm-6{
	text-align: center;
	float: left;
    width: 48%;
    margin: 0px 1%;
}
.btn-warning {
    border-radius: 30px;
    color: #fcee21;
    background-color: #212529;
    border-color: #fff0;
    padding: 4% 30%;
    display: inline-block;
    margin: 10px 0px;
}
.mr-3{
	margin: 0px 1.5%;
}

/*4张图片*/
.icon-div{
	display: inline-block;
	text-align: center;
}

.icon > div{
	width:50%;
	text-align: center;
	float:left;
}
.icon > div img{
	width:90%;
}