.modal{
    display: none;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10;
}
.protocol-bg{
    position: absolute;
    width: 905px;
    height: 552px;
    left: 50%;
    top: 50%;
    margin: -276px 0 0 -453px;
    background: #FFFFFF;
    box-shadow: 0 2px 4px 0;
    box-sizing: border-box;
    border-radius: 4px;
}
.protocol-bg div{
    box-sizing:border-box;
}
.protocol-bg .protocol-header{
    height: 57px;
    line-height: 56px;
    border:1px solid #E5E5E5;
    border-radius: 4px 4px 0px 0px;
    font-size: 16px;
    color: #3F3F3F;
    /*letter-spacing: 0;*/
    text-align: center;
}
.protocol-bg .protocol-body{
    height: 397px;
    padding: 0 25px;
    overflow-y: hidden;
    margin: 23px 3px 20px;
}
/* .protocol-bg .protocol-body::-webkit-scrollbar{
    display: block;
    width: 6px;
    height: 6px;
}
.protocol-bg .protocol-body::-webkit-scrollbar-thumb{
    background: rgba(57,148,255, 0.2);
    border-radius: 3px;
    opacity: 0.2;
    width: 6px;
    height: 157px;
} */
.protocol-bg .protocol-body>iframe{
    width: 100%;
    height: 100%;
}
.protocol-bg .text-p{
    width: 849px;
    font-size: 14px;
    color: #3F3F3F;
    letter-spacing: 0;
    line-height: 25px;
}
.protocol-bg .use-protocol{
    color: #54B2F4;
    margin-top: 20px;
    cursor: pointer;
}
.protocol-bg .use-private{
    color: #54B2F4;
    cursor: pointer;
}



.protocol-footer{
 text-align: center;
}
.btn-comm{
    width: 147px;
    height: 42px;
    border-radius: 2px;
    font-size: 14px;
    text-align: center;
    line-height: 14px;
    outline: none;
    border: 1px solid #3994FF;
}
.btn-cancel{
    color: #3994FF;
    background: #FFFFFF;
    margin-right: 150px;
    cursor: pointer;
}
.btn-agree {
    background: #3994FF;
    color: #FFFFFF;
    cursor: pointer;
}