注意：行内标签宽高默认是以内容决定的，无法更改。但是标签添加浮动以后，可以更改宽高
*{
margin: 0;
padding: 0;
}
/*背景图平铺、位置*/
.back{
width: 1000px;
height: 500px;
background-color: red;
background-image: url("ti.jpg");
background-repeat: no-repeat;
background-position: center top;
background-position: 10px 10px;
}
/*body添加背景图*/
body{
background-image: url("ti.jpg");
background-attachment: fixed;
background-repeat: no-repeat;
}
/*列表前面标*/
ul{
list-style-type: none;
list-style-image: url("ti.jpg");
}
/*表格合并线*/
table{
border: 1px solid blue;
border-collapse: collapse;
}
td{
border: 1px solid orange;
}
.news{
width: 300px;
height: auto;
border: 1px solid red;
margin: auto;
}
.news h1{
height: 48px;
background-color: #e6e6e6;
font-size: 16px;
color: #0066ff;
line-height: 48px;
}
.news ul{
list-style-type: none;
}
.news li{
padding-left: 10px;
line-height: 40px;
border-bottom: 1px dashed darkgrey;
}
