.main-function-btn{
    width:100%;
    display:block;
    text-align: center;
}

.logo {
    background-image: url(https://dandan2024-1304667790.cos.ap-guangzhou.myqcloud.com/tools/logo.png);
    width: 40px;
    height: 40px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}
@media screen and (min-width:767px){
    .mobile{
        display: none!important;
    }    
}
@media screen and (max-width:766px) {
    .pc{
        display:none!important;
    }    
}

.w-12 {
    width: 3rem;
}

.h-12 {
    height: 3rem;
}

.bg-secondary {
    background-color: rgba(59, 130, 246, 0.1);
}

.rounded-full {
    border-radius: 9999px;
}

.flex {
    display: flex;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.mb-3 {
    margin-bottom: 0.75rem;
}
.text-3xl {
    font-size: 1.875rem;
    line-height: 2.25rem;
}

.font-bold {
    font-weight: 700;
}

.text-primary {
    color: #3b82f6;
}