body, html {position: relative; height: 100%; width:100%;overflow:hidden;}
  
  .span1 {
    display: block;
    font-size: 29px;
    text-align: center;
    font-weight: 600;
    color: #091547;
    margin-top: 12px;
}
.span2 {
    display: block;
    font-size: 18.7px;
    text-align: center;
    font-weight: 600;
    color: #091547;
    margin-top: -3px;
}


/* xs */
@media (max-width: 767px) {
    .span1 {
    display: block;
    font-size: 20px;
    text-align: center;
    font-weight: 600;
    color: #091547;
    margin-top: 12px;
}
.span2 {
    display: block;
    font-size: 15px;
    text-align: center;
    font-weight: 600;
    color: #091547;
    margin-top: -3px;
}
}