.banner-item-left{width: 440px;}

.business-step{color: #666;}
.step-contact{font-size: 16px;line-height: 1.8em}

.card-cer{box-shadow: 0 2px 6px rgba(64,66,77,.1);}
.card-cer-title{background-color: #0096ff;color: #fff;line-height: 50px;text-align: center;font-size: 16px}
.card-cer-content{padding: 38px;text-align: center;height: 312px}
.card-cer-content img{max-width: 100%;max-height: 100%;box-shadow:  0 2px 6px rgba(64,66,77,.1);cursor: pointer}

.step-lg{margin-bottom: 70px;}
.step-lg li:after{top: 32px}
.step-lg .step-icon{width: 86px;height: 86px;border-width: 2px;background-image: url(../images/icon-business-step.png)}
.step-lg .step-icon.icon02{background-position: -86px 0}
.step-lg .step-icon.icon03{background-position: -172px 0}
.step-lg .step-icon.icon04{background-position: -258px 0}
.step-lg .step-title{font-size: 18px;}