.committee-slide {
    width: 100%;
    margin: -260px auto 50px auto;
    display: flex;
    justify-content: space-around;
    position: relative;
    overflow: hidden;
}
.committee-slide .heading {
    color: #ffffff;
}
.index-companies {
    width: 300px;
    text-align: center;
    border-radius: 30px 5px 30px 5px;
    background-image: linear-gradient(to bottom, #1F3C71, #2AA7DF);
    color: #ffffff;
    padding: 50px 10px 50px 10px;
    min-height: 250px;
}
.founding-companies-slide{
    width: 87%;
    margin: -100px auto 50px auto;
    display: flex;
    justify-content: center;
    overflow: hidden;
}
.supporting-companies-slide,.sponsors-companies, .endorsers-companies {
    width: 300px;    
    margin: -100px auto 50px auto;
    display: flex;
    justify-content: center;
    overflow: hidden;
}

.supporting-companies-slide .companies-box img{
    transition:1s;
    overflow: hidden;
}

.supporting-companies-slide .companies-box img:hover{
    transform: scale(1.1);
    overflow: hidden;
}
.founding-companies-slide .companies-box img{
    filter: grayscale(1);
}

.founding-companies-slide .companies-box img:hover{
/*    filter: grayscale(0);*/
    overflow: hidden;
}
.companies-box {
    margin: 0 20px;
    
/*    background: #ffffff;*/
    background: linear-gradient(white, white) padding-box,
              linear-gradient(to bottom, #f6b73c, #4d9f0c) border-box;
    border-radius: 5px;
    border: 2px solid transparent;

    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.sponsors-companies .companies-box{
    flex-direction: column;
    justify-content: start;
    
}
.endorsers-companies{
    width: 1600px;
}
.flex_item{
    display: flex;
    justify-content: space-evenly;
    margin-top: 70px;
    flex-wrap:wrap;
}
.first_item,.second_item,.third_item{
    display: flex;
    justify-content: center;
    flex-direction: column;
}

.sponsors-companies-2019 .sponsors-companies-box{
    width: 200px;
   height: 200px;
   margin: 0 20px;
   border-radius: 4px;
   background: #ffffff;
/*  border: 1px solid #1b2c63;*/
  display: flex;
   justify-content: center;
   align-items: center;
}

.companies-box a {
    display: flex;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
}
.companies-box img  {
    /*min-width: 100%;*/
    /*min-height: 90%;*/
    width: 65%;
    height: 65%;
    object-fit: contain;
}
.sponsors-companies .companies-box h4{
    width: 100%;
    font-size: 19px;
    font-weight: 400;
    text-align: center;
    color: #ffffff;
    margin:  0;
    background-color: #dc926e;
    padding: 15px 0;
}
.headings {
    width: auto;
    font-size: 25px;
    font-weight: 500;
    display: inline-block;
    position :relative;
    text-align: center;
    margin: 0 auto;
    padding: 0;
    user-select: none;
    color:#fff;
/*    -webkit-text-strok:0.3vw #383d52;*/
    text-transform: uppercase;
}
/*.headings::after{
    content: "";
    width: calc(100% - 40px);
    height: 2px;
    background-image: linear-gradient(to left, #f6b73c, #e6bd16, #31aa0f);
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
}*/

/*.headings::before{
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    color: #01fe87;
    -webkit-text-stroke:0vw #383d52;
    border-right: 2px solid #01fe87;
    overflow: hidden;
    animation: animate 6s linear 1;

}
@keyframes animate{
    10%{
        width:10%;
    }
        100%{
        width:100%;
    }
}*/