优化列表样式，及功能样式

src/sass/ipu/base/function.scss

@@ -90,8 +90,6 @@
    color: $txt-color-8;
}
$m-fn:.1rem;
$p-fn:.1rem;
.ui-fn-m{
    margin: $m-fn;
}
@@ -138,3 +136,7 @@ $p-fn:.1rem;
.ui-fn-p-b{
    padding-bottom: $p-fn;
}
.ui-fn-txt-row{
    @include nowrap();
}

src/sass/ipu/base/text.scss

@@ -62,10 +62,10 @@
    text-align: center;
}
.#{$g-prefix}txt-left {
    text-align: center;
    text-align: left;
}
.#{$g-prefix}txt-right {
    text-align: center;
    text-align: right;
}
.#{$g-prefix}txt-justify{
    text-align: justify;

src/sass/ipu/base/variable.scss

@@ -43,7 +43,7 @@ $c-txt-gray:          #999;       // 浅灰色
$c-txt-light:         #ccc;
$c-txt-white:         #fff;
$c-primary:             #8BCBE4;    // 主题色
$c-primary:             #00479d;    // 主题色
$c-highlight:           #ff8444;    // 高亮示，做提示，突出作用
$c-success:             #4cd964;    // 成功色
$c-warning:             #ff4222;    // 警告色
@@ -59,6 +59,10 @@ $c-highlight-light:   lighten($c-highlight, 10%);
$c-success-light:     lighten($c-success, 10%);
$c-warning-light:     lighten($c-warning, 10%);
// fn
$m-fn:  .1rem;
$p-fn:  .1rem;
// base for body
$b-font-family:          Arial,Helvetica,sans-serif; //todo: 待确认字体设置
$b-line-height:          1.5;

src/sass/ipu/layout/list.scss

@@ -1,3 +1,6 @@
.ui-list~.ui-list{
    margin-top: .1rem;
}
.ui-list>ul{
    background-color: $c-component-bg;
    position: relative;
@@ -41,6 +44,11 @@
    @include flex-grow(1);
    color: $c-txt-dark;
    font-size: .15rem;
    overflow: hidden;
}
.ui-list-l .ui-list-item-inner{
    padding-top:$pl-list;
    padding-bottom: $pl-list;
}
.ui-list-item-link, .ui-list-item-link:active{
    color: inherit;