.body { margin-bottom: 65px; }

.banner { min-width: 1230px; height: 500px; text-align: center; color: #fff; overflow: hidden; margin-bottom: 65px; text-shadow: 0px 1px 2px 0pxrgba 0, 0, 0, 0.15; background: #3a6dff url(../image/banner_bg1.png) no-repeat center center; }
.banner-title { font-size: 50px; letter-spacing: 3px; margin-top: 130px; }
.banner-subtitle { font-size: 26px; }

.section { padding: 35px 0; }
.section.bg { background-color: #f3f6ff; }
.section-content { width: 533px; padding-top: 70px; }
.section-content-title { position: relative; font-size: 36px; padding-left: 22px; padding-bottom: 0.4em; letter-spacing: 2px; margin-bottom: 1em; border-bottom: 1px solid #3a6dff; }
.section-content-title:after { content: ''; position: absolute; left: 0; bottom: 0; width: 82px; height: 3px; background-color: #3a6dff; }
.section-content-desc { font-size: 20px; color: #999; text-indent: 2em; text-align: justify; }