body {
    background: #f6f7fa;
}
.cer-main {
    width: 1200px;
    margin: auto;
    background: #fff;
    padding: 32px 24px;
    border-radius: 8px;
    margin-bottom: 117px;
}
.certificate-img {
    height: 615px;
    border-radius: 8px;
    background: #FFFFFF;
    border: 1px solid #D9E4F0;
    padding: 15px 0;
    text-align: center;
}
.cer-select-area {
    margin-top: 20px;
}
.cer-select {
    display: inline-block;
    width: 200px;
    height: 40px;
    border-radius: 4px;
    position: relative;
    background: #FFFFFF;
    box-sizing: border-box;
    border: 1px solid #D9E4F0;
    padding: 9px 13px;
    cursor: pointer;
}
.cer-select input {
    outline: none;
    border: none;
    font-size: 14px;
    font-weight: normal;
    line-height: 22px;
    color: #000000;
    cursor: pointer;
    width: 100%;
}
.cer-select:hover .cer-option {
    display: block;
}
.cer-select-icon {
    position: absolute;
    right: 12px;
    background: url('/image/courses/downloadoutline-95ca4ef21b5b5906694165bb3a90421c.png');
    width: 16px;
    height: 16px;
    top: 13px;
}
.no-select-tip {
    font-size: 14px;
    font-weight: normal;
    line-height: 22px;
    color: #8C8C96;
    margin-left: 12px;
}
.cer-option {
    position: absolute;
    width: 100%;
    left: 0;
    top: 40px;
    background: #FFFFFF;
    box-shadow: 0px 3px 6px -4px rgba(0, 0, 0, 0.12),0px 6px 16px 0px rgba(0, 0, 0, 0.08),0px 9px 28px 8px rgba(0, 0, 0, 0.05);
    padding: 0 16px 9px 16px;
    display: none;
}
.cer-btn {
    margin-left: 16px;
    width: 211px;
    height: 40px;
    border-radius: 8px;
    background: #0082DC;
    font-size: 14px;
    font-weight: normal;
    line-height: 38px;
    color: #FFFFFF;
    display: inline-block;
    padding-left: 24px;
    cursor: pointer;
}
.cer-btn:hover {
    background: #1564B4;
}
.cer-option p {
    color: #000000;
    font-size: 14px;
    line-height: 34px;
}
.cer-option p:hover,
.cer-option p.active {
    color: #1F82DC;
    font-weight: bold;
}
.cer-main hr {
    border: 1px solid #D9E4F0;
    margin-top: 20px;
    margin-bottom: 17px;
}
.cer-bottom p {
    font-size: 16px;
    font-weight: normal;
    line-height: 22px;
    color: #000000;
    margin-bottom: 8px;
}
.cer-bottom {
    text-align: center;
}
.cer-bottom a {
    font-size: 16px;
    font-weight: normal;
    line-height: 22px;
    text-decoration: underline;
    color: #0082DC;
    margin-right: 24px;
}
.cer-bottom a:hover {
    color: #1564B4;
}