Bootstrap 3.x打印预览背景色与文字显示异常的解决

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<div class="main">
<div class="one">

page-break-inside: avoid;
}
thead {
display: table-header-group;
}
tr,img {
page-break-inside: avoid;
}
img {
max-width: 100% !important;
}
p,h2,h3 {
orphans: 3;
widows: 3;
}
h2,h3 {
page-break-after: avoid;
}
select {
background: #fff !important;
}
.navbar {
display: none;
}
.table td,.table th {
background-color: #fff !important;
}
.btn > .caret,.dropup > .btn > .caret {
border-top-color: #000 !important;
}
.label {
border: 1px solid #000;
}
.table {
border-collapse: collapse !important;
}
.table-bordered th,.table-bordered td {
border: 1px solid #ddd !important;
}
}