.yidea-title {
    font-size: 60px;
    text-align: center;
    color: white;
    text-shadow: 2px 2px 5px #333333;
    margin-bottom: 20px;
    font-family: 'Kaiti SC'
}

.yidea-text {
    color: #001345;
}

.yidea-border {
    width: 500px;
    height: 450px;
    background-color: white;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 40px;
}

.yidea-btn {
    background: #001345;
    width: 400px;
    height: 60px;
    /*border-color: #001345;*/
    border-radius: 10px;
    color: white;
    font-size: 18px;
    outline: none;
    border: none;
    box-shadow: 1px 1px 4px #333333;
    cursor: pointer;
}

.yidea-btn:hover,
.yidea-btn:focus,
.yidea-btn:active {
    /*box-shadow: 0 10px 10px -10px rgba(0, 0, 0, 0.5);*/
    -webkit-transform: scale(1.01);
    transform: scale(1.01);
}

.yidea-btn-office {
    background: #001345;
    width: 400px;
    height: 60px;
    border-radius: 10px;
    color: white;
    font-size: 18px;
    outline: none;
    border: none;
    box-shadow: 1px 1px 4px #333333;
    cursor: pointer;
}

.yidea-btn-office:hover,
.yidea-btn-office:focus,
.yidea-btn-office:active {
    /*box-shadow: 0 10px 10px -10px rgba(0, 0, 0, 0.5);*/
    -webkit-transform: scale(1.01);
    transform: scale(1.01);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 100px;
}

.footer-copyright {
    font-size: 10px;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer-copyright a {
    font-size: 10px;
    color: white;
    text-align: center;
}