.main {
    width: 100%;
    height: auto;
}

.cont {
    max-width: 1200px;
    min-height: calc(100vw - 160px);
    margin: 0px auto;
    padding: 30px 0px;
    line-height: 30px;
    font-size: 14px;
}

.m_cont {
    max-width: 90vw;
    min-height: calc(100vw - 120px);
    margin: 0px auto;
    padding: 30px 0px;
    line-height: 30px;
    font-size: 14px;
}

h3 {
    margin-top: 10px;
}

.title {
    font-size: 25px;
    text-align: center;
    margin-bottom: 20px;
}