【发布时间】:2015-04-20 18:59:04
【问题描述】:
我有时想将响应式导航重新编码为移动优先,而不是让样式适应较小的用户设备。
手动重新编码 CSS 以将样式级联从最大宽度反转为最小宽度并没有我希望的那么快。
可以重新编码为移动优先的 CSS 示例:http://codepen.io/bl4ckdu5t/pen/vOBRqL
nav {
height: 40px;
width: 100%;
background: #455868;
font-size: 11pt;
font-family: 'PT Sans', Arial, sans-serif;
font-weight: bold;
position: relative;
border-bottom: 2px solid #283744;
}
nav ul {
padding: 0;
margin: 0 auto;
width: 600px;
height: 40px;
}
nav li {
display: inline;
float: left;
}
nav a {
color: #fff;
display: inline-block;
width: 100px;
text-align: center;
text-decoration: none;
line-height: 40px;
text-shadow: 1px 1px 0px #283744;
}
nav li a {
border-right: 1px solid #576979;
box-sizing:border-box;
-moz-box-sizing:border-box;
-webkit-box-sizing:border-box;
}
nav li:last-child a {
border-right: 0;
}
nav a:hover, nav a:active {
background-color: #8c99a4;
}
nav a#pull {
display: none;
}
/*Styles for screen 600px and lower*/
@media screen and (max-width: 600px) {
nav {
height: auto;
}
nav ul {
width: 100%;
display: block;
height: auto;
}
nav li {
width: 50%;
float: left;
position: relative;
}
nav li a {
border-bottom: 1px solid #576979;
border-right: 1px solid #576979;
}
nav a {
text-align: left;
width: 100%;
text-indent: 25px;
}
}
/*Styles for screen 480px and lower*/
@media only screen and (max-width : 480px) {
nav {
border-bottom: 0;
}
nav ul {
display: none;
height: auto;
}
nav a#pull {
display: block;
background-color: #283744;
width: 100%;
position: relative;
}
nav a#pull:after {
content:"";
background: url('http://s30.postimg.org/68factszx/nav_icon.png') no-repeat;
width: 30px;
height: 30px;
display: inline-block;
position: absolute;
right: 15px;
top: 10px;
}
}
/*Smartphone*/
@media only screen and (max-width : 320px) {
nav li {
display: block;
float: none;
width: 100%;
}
nav li a {
border-bottom: 1px solid #576979;
}
}
【问题讨论】:
标签: css responsive-design