body {
    background-blend-mode: multiply;
    background-image: linear-gradient(15deg,#ea93dc 0%,#ea93dc 51%,#82eef2 100%)!important;
    min-height: 100vh;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}

.main {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.main-header {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 100px 0;
}

.main-header .back-site {
    color: #fffbfa;
    border-width: 0px;
    border-color: #29c0ac;
    border-radius: 100px;
    font-size: 15px;
    font-weight: 600;
    padding: 10px 20px;
    text-decoration: none;
    background-image: linear-gradient(116deg,#2b87da 0%,#29c4a9 99%);
    transition: 0.3s;
}

.main-header .back-site:hover {
    background-image: linear-gradient(116deg,rgba(255,0,153,1) 4%,#e70288 20%,#e70288 51%,rgba(255,151,92,1) 100%);
}

.main h1 {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    color: #fff;
}

.main h2 {
    font-size: 1.4rem;
    margin: 20px 0;
    text-align: center;
    color: #fff;
}

input {
    padding: 10px 20px;
    border: 0;
    background: #fff;
    font-size: 1.8rem;
    text-align: center;
    color: #0c71c3;
    outline: none;
    border-radius: 30px;
    display: block;
    margin: 0 auto
}

input::placeholder {
    color: #0c71c3;
}

.certificates {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}
.certificates a {
    margin: 20px 2%;
    max-width: 30%;
    text-decoration: none;
}
.certificates a img {
    width: 100%;
    display: block;
    margin: 0 0 10px 0;
}

.certificates a h3 {
    font-size: 1.4rem;
    text-align: center;
    color: #fff;
}

button {
    background-image: linear-gradient(90deg,#3399cc 1%,#0c71c3 100%); 
    color: #fff;
    padding: 10px 50px;
    border: 0;
    font-size: 1.2rem;
    text-align: center;
    margin: 20px auto;
    display: block;
    border-radius: 30px;
}

footer {
    /* background-image: linear-gradient(90deg,#3399cc 1%,#0c71c3 100%); */
    width: 100%;
    padding: 10px 0;    
    display: flex;
    flex-direction: column;
    align-items: center;
}

footer p {
    color: #fff;
    margin: 5px 0;
}

footer p a {
    font-weight: 600;
    text-decoration: none;
    color: #fff;
    transition: 0.3s;
}

footer p a:hover {
    color: #972a85;
}