*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Mulish, sans-serif;
}
/* variables */
:root {
    --primary: ;
    --secondary: #212529;
    --accent: #0dcaf0;
    --button: linear-gradient(to left,#000080,#ffc000,#000080)
}
.hero {
    background: url(../assets/img/bluyel.jpg)  center no-repeat;
    background-size: cover;
    width: 100%;
    min-height: 80vh;
    position: relative;
    padding: 120px 0 60px 0;
    display: flex;
    align-items: center;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(0, 0, 0, 0.5)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.navbar img {
    width: 100px;
}

.header {
    box-shadow: 0px 0 18px rgba(0, 0, 0, 0.1);
    color: #fff;
    z-index: 1029;
}
.sticky-top {
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    z-index: 1020;
}
.about .content {
    background-color: 
color-mix(in srgb, #009cea, transparent 95%);
    padding: 40px;
}


.ard {
    background-color: 
color-mix(in srgb, #009cea, transparent 95%);
}
/* form */
.container-frm{
    background: url(../assets/img/bluyel.jpg)  center no-repeat;
    background-size: cover;
}
/* footer */
.container-fluid{
    background: black;
}
.container-fluid h3{
    font-weight: bold;
    background: linear-gradient(to right,#fdfdfd,#ebedee 70%);
    background: linear-gradient(90deg,#ffc000,#000080);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.btn1{
    transition: 0.6s ease;
    background-size: 200%;
    background-image: var(--button);
    cursor: pointer;
    border: none;
}
.btn1:hover{
    background-position: right;
    transform: scale(.9);
    color: white;
}