.mainslider {
    min-height: calc(100vh - 145px);
    margin-top: 145px;
    position: relative;
    display: flex;
    align-items: center;
    text-align: center;
    background: #000;
    flex-direction: column;
    justify-content: center;
}
.mainslider video {
    width: 100%;
    height: 100%;
    position: absolute;
    object-fit: cover;
    opacity: 1;
}
.mainslider .topcontent {
    position: relative;
    z-index: 9;
}
.mainslider .topcontent h1 {
    font-size: 67px;
    font-weight: 900;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mainslider .topcontent h1 small {
    font-size: 26%;
    display: inline-grid;
    margin: 0 25px;
}
.mainslider .topcontent p {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 40px;
    max-width: 824px;
    margin-left: auto;
    margin-right: auto;
    padding: 0;
}