body{
    padding: 0;
    margin: 0;
    overflow-x:hidden;
    overflow-y:hidden
}
.login{
    display: none;
}
.index{
    width: 100vw;
    height: 100vh;
}
.header{
    background-color: #0078d7;
    height: 70px;
    width: 100%;
    position: absolute;
    z-index: 999;
    display: flex;
    justify-content: flex-start;
    align-items: center
}
.logo{
    margin-left: 15%;
    margin-right: 20px;
}
.link_a{
    line-height: 20px;
    padding: 25px 15px 25px 15px;
    cursor: pointer;
    color: white;
    background-color: #0078d7;
    font-size: 15px;

}
.link_a:link{
    color: white;
    text-decoration: none;
}
.link_a:hover{
    background-color: #006cc1;
    color: white;
}
.wipleader{
    width: 100vw;
    height: 100vh;
    margin-top: 35px;
}